Australia

Inferno: Australia On Fire

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The images from Australia being broadcast on the screens of our televisions and phones are reminiscent of an apocalyptic disaster film or the most horrifying fire and brimstone sermon ever delivered. Whole neighborhoods engulfed in flames. Kangaroos burned to a crisp. Fruit bats dropping out of a sky overwhelmed by billowing black, toxic smoke. Sometimes the sky glows a ghostly blood red. Australia’s climate change reckoning has arrived.

An area larger than West Virginia has smoldered as over 100 wildfires continue to ravage the continent. 24 people and counting have lost their lives, thousands more forced to evacuate as almost 1,500 homes have been destroyed. The smoke from these fires made the air in Australia’s capital, Canberra, the most polluted air in the world on New Year’s Day. 480 million of Australia’s iconic animals, from kangaroos to koalas, have been decimated by the flames according to Chris Dickman, a biodiversity expert at the University of Sydney. He calculated the grim number by using previous estimates of the mammal density in the Australian state of New South Wales, one of the states being hit the hardest by the fires, and comparing it to the area that has been seared. This incredible number is probably an underestimate as fires spread deeper into the states of Victoria and Queensland as Australia’s summer just begins.

Land of Fire

Wildfires in Australia may not seem as drastic as fires in other parts of the world, like the recent outbreaks in California and the Amazon over the last two years because Australia’s vegetation and animals have adapted to fire over millions of years. In Australia, the world’s second driest continent behind Antarctica, plants and animals have had to grapple with low precipitation, scolding temperatures and high evaporation rates since the continent became dominated by desert at the end of the last ice age. In this environment, fire has almost always been a regenerative tool to destroy weeds, provide nutrient-rich ash in arid soil and even help certain plants release their seeds. Some plants, like eucalyptus trees, even bring about bush fires by dropping their flammable bark in large piles at their trunks that act as kindling when the summer heats up, bringing about Australia’s natural fire season.

But this Australian summer has been disastrous for even the most fire-adapted ecosystems as Australia’s climate has become even more extreme. A crippling drought, even by Australian standards, left the landscape incredibly flammable in September. A record December heatwave, when temperatures reached as high as 122 degrees Fahrenheit, caused New South Wales to declare a week-long state of emergency. It effectively dosed the parched eastern coast of the continent in lighter fluid and sparked a record blaze. Even the fire-adapted forest ecosystems have no time to recover as they repeatedly go up in smoke.

This koala, named Sam, became known worldwide after an image of her drinking from a firefighter’s water bottle during a dangerous bout of fires in 2009 that culminated in Black Saturday, when 400 individual fires ravaged the Australian state of Vict…

This koala, named Sam, became known worldwide after an image of her drinking from a firefighter’s water bottle during a dangerous bout of fires in 2009 that culminated in Black Saturday, when 400 individual fires ravaged the Australian state of Victoria and killed over 170 people. Sam recovered from her burns and her remains are on display at the Melbourne Museum.

Koalas, Australia’s iconic narcoleptic marsupials, are being vaporized along with their forest homes. Unlike kangaroos and emus, who can frantically flee areas on fires, koalas are usually confined to the top branches of eucalyptus trees. When the fire comes, koalas are scalded as they are unable to escape the blaze. Over 8,000 of the small marsupials have perished, about a third of the population of New South Wales. Because of koala’s charisma, their demise has struck an emotional chord with global animal lovers across social media. Images and videos of dehydrated koalas taking swigs of water from water bottles after escaping burning forests have become a heartbreaking symbol of this calamity. The WWF is currently accepting donations to help protect koala habitat.

This alarming loss of biodiversity could spell doom for Australia’s animals, almost 80 percent of which are only found there. Although not on a similar magnitude to this, Australia has had the highest rate of mammal extinction in the world over the last 200 years. Most of these were small marsupials that were decimated by the invasion of introduced cats and foxes. Now koalas, kangaroos and flying foxes, which have literally dropped out of the sky due to lesser heat waves in the past, are fighting for their very survival in this Australian inferno.

The Climate Change Culprit

Flying foxes, like this black flying fox in Toowong, Queensland, have been decimated by intensifying heatwaves over recent years.

Flying foxes, like this black flying fox in Toowong, Queensland, have been decimated by intensifying heatwaves over recent years.

In terms of assigning blame, Australians should look no further than their own government, which continues to avoid the link between the amount of coal and gas it exports (Australia is the largest exporter for both in the world), climate change and these cataclysmic fires. Australian Prime Minister Scott Morrison, who was vacationing in Hawaii when the fires raged out of control, has gone to great lengths to downplay this catastrophe, even as a third of all Australians are affected. Furthermore, there are still plans for Australia to build its largest coal mine in the near future.

But how does coal and other fossil fuels spark Australia’s deadly fires? Australia exports coal and gas to power developing countries around the world. When fossil fuels are burned, the resulting emissions create a blanket of greenhouse gases that smothers the earth and traps heat inside of the atmosphere. This heats the planet, causing the ice caps to melt at the poles, islands to sink in the tropics and record heat waves to decimate Australia. With humans continuing to burn fossil fuels, Australia’s fire season will lengthen, temperatures will continue to soar to unfathomable highs and natural disasters like this will only become more destructive.

Australia has an incredible wealth of natural resources and incredible habitat and wildlife. Unfortunately, the world’s smallest continent has become just as synonymous with destroying this amazing natural splendor. Its koala habitat was critically splintered by deforestation long before it caught ablaze. One of its most unique animals, the Tasmanian devil, is being wiped out by an infectious facial tumor disease. Most troubling of all is that as the Great Barrier Reef continues to bleach, the country is doubling down on its efforts in fossil fuel exportation. These devastating wildfires are the most recent example of Australia’s incredible and unique wilderness being squandered by self-induced climate destruction.

What is most frightening about these fires is that the Australia’s fire season is just beginning as temperatures usually peak in January and February. Could the worst still be ahead? Climate change is no longer a phenomenon happening at the poles, and it has not been for awhile. People around the world need to view this disaster as a sobering sign of what our collective future may be on a warming earth. Australia will not be an isolated incident. It is a preview of what is coming next.

Donate here to the Australian Red Cross to help the victims of Australia’s bushfire.

A koala at the Featherdale Wildlife Park in New South Wales.

A koala at the Featherdale Wildlife Park in New South Wales.

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Favorite Photos of 2019

A Rothschild giraffe takes a stroll in its outside enclosure on an unusually warm December day at Chicago’s Lincoln Park Zoo.

A Rothschild giraffe takes a stroll in its outside enclosure on an unusually warm December day at Chicago’s Lincoln Park Zoo.

2019 was a momentous year for me with my studies abroad and the launch of Natural Curios. I lived on the other side of the planet for five months in Brisbane, Australia, which spurred me to start writing this blog about the natural world’s curious nature, which was on full display during my travels around Australia and New Zealand. After a year of exploring why Australia’s koalas and monotremes are some of nature’s most curious creatures, how climate change is threatening both Queensland’s flying foxes and Grand Teton National Park’s glaciers and how a giant fossil sea monster blasted out of the outback with dynamite ended up at Harvard, I wanted to dedicate an article to highlighting some of my favorite photographs from this past year. I was lucky enough to explore the world’s largest coral reef and some of the oldest rainforests in the world. I climbed on top of volcanoes and encountered wild parrots in the snowy Southern Alps. From Australia to New Zealand to Chicago to Los Angeles, and some locations in between, I was able to cover a lot of ground over Natural Curios’s inaugural year. Thankfully, I always had a camera with me ready to capture whatever sparked my imagination. Enjoy my favorite photographs from 2019 and stay tuned for new articles in the next few days! Also, don’t forget to check out Natural Curios’s full photography gallery here!

Landscape

Below are some of my favorite landscape pictures from the other side of the world. These pictures comprise both iconic locations, like the Great Barrier Reef and the Sydney Harbor, and more tucked away places, like a quiet, secluded spot in the Brisbane Botanical Garden and Australia’s easternmost point at Byron Bay. My week-long sojourn to New Zealand (bottom row) provided some of the most breathtaking landscapes I have ever seen from the mist-shrouded waterfalls of Milford Sound to the black-sand beaches and soaring volcanic cliffs of Piha Beach to the public parks populated by New Zealand’s most populous residents—sheep.

Animals

These animal pictures are among my favorite from the past year and include animals from both Australia and New Zealand, as well as zoos and parks across the United States. Going to Australia, I was incredibly excited to see world-famous residents like cuddly koalas, gargantuan saltwater crocodiles (aka “Salties”) and ripped kangaroos. The creature that most caught my imagination while I was Down Under was the blue-headed, killer cassowary that disperses seeds in Australia’s primeval rainforests at the top of the continent. Back in the States, I captured such striking creatures as Indonesia’s green peafowl and Lowland gorillas. One resident of Chicago’s Lincoln Park Zoo particularly caught my attention. The Guam kingfisher is extinct on its native island due to invasive snakes and only staves off oblivion in a few zoos around the world, including the Lincoln Park Zoo. There are less than 100 individuals in the whole world. I also captured animals in the wild, like Southern California’s sea lions and New Zealand’s alpine kea in the Southern Alps.

Natural History

Natural history is the study that encompasses all of my favorite disciplines, including paleontology, zoology, botany, geology and environmental studies that, together, help us understand how plants and animals have interacted with the natural world over the last 4 billion years. Natural history museums are my favorite places to visit because they provide insights into the natural world through the display of a diverse assortment of interesting and bizarre specimens, like a juvenile great white shark pickled in alcohol, a dinosaur fossil with mummified skin, or a macabre wall decorated with the ancient skulls of hundreds of dire wolves exhumed from Southern California’s tar pits. Natural history displays also help us picture the distant past by assembling skeletons, like a giant predatory mosasaur or the giant Diprotodon, the largest marsupial ever. Sometimes they even give us ideas of what these primeval behemoths would look like with flesh, skin, fur or scales on their fossilized bones, like the Australian Museum did with its Diprotodon model. Only at natural history museums can you take in the scale of a pygmy blue whale skeleton and feel the explosive power palpable in the split second before an inland taipan, the most venomous snake on earth, strikes a rat. The tuatara picture is the only picture of something that is still alive, but even it offers a look deep into the earth’s past as it represents the last vestige of a whole order of reptiles (bottom row).

Cityscape, Architecture and Miscellaneous

From Sydney’s bustling fish market to Brisbane’s skyline glistening in the late afternoon sun, there were a few of my favorite pictures this year that I could not fit in the three categories above. Among them were several glimpses of the splendid gothic architecture of Australia’s Saint Mary and Saint Patrick cathedrals in Sydney and Melbourne, respectively, and the more subdued St. Peter’s Anglican Church in Queenstown, New Zealand. Queenstown’s soaring peaks also provided an intriguing backdrop for ornate grave stones. The one benefit of a mostly rainy week in Auckland were the wonderful rainbows that would spring up throughout Auckland’s bustling port, giving the cranes and barges a magical quality. And I could not resist putting a picture of one of Steve Irwin’s iconic saltwater crocodiles moving back into its enclosure after a show at the Australia Zoo.

Marvelous Monotremes

The marvelously odd platypus

The marvelously odd platypus

Eggs, venom and four-headed penises: Inside the wild world of Australia’s Monotremes

Some of the earliest ancestors of mammals were reptiles that lived some 260 million years ago. These tiny reptilian rodent-like creatures, known as cynodonts, would eventually give rise to actual mammals, the first of which occurred around 160 million years ago. These minuscule shrew-like mammals scurried around a world dominated by the prehistoric rockstars known as the dinosaurs. These early mammals evolved into the advanced mammals we see today: the marsupials and the placentals (which includes us). Those primitive reptiles, known as synapsids today, also led to the third and strangest modern group of mammals, the monotremes.

Though they are still around Australia today, monotremes are primitive and reptile-like, lacking many features we equate with being a mammal. They have no teats, but instead secrete milk through pores along the belly of the female. They also lay eggs and have a cloaca, or single opening for their intestinal, urinary, and genital tracts for excretion purposes (the term monotreme, in fact, means “one hole”). These are traits they retained from their reptilian ancestors.

But monotremes do possess several distinct mammalian features, including a segmented jaw. They are warm-blooded and lactate, albeit in the way you would think a lizard would lactate. Although their primitive features make monotremes seem ancestral to the more advanced mammals of today, they just radiated into a different group fairly early on in mammalian history. After millions of years doing their own thing, they simply did not adapt the way other mammals have, thus retaining their archaic features.

Today there are five species of monotremes that all share the prerequisite strangeness of laying eggs, secreting milk through their stomach and having a cloaca. But they each add their own wacky features on top of those that distinguish them as the strange black sheep of the mammal family.

A perplexed echidna tries to understand why mammals laying eggs is so strange.

Probably the most famous monotreme is the platypus (Ornithorhynchus anatinus), an iconic Australian species. It was so strange that early specimens brought back to Europe from the mysterious land Down Under were thought to be hoaxes. This is both due to its composite body plan, combining aspects of a beaver and a mole with the bill of a duck, and the unbelievable assertion that these creatures laid eggs. Their otherworldliness led someone to shoot a vulnerable platypus while it laid its eggs just to prove it.

But there are benefits to the strange amalgamation of parts that make up a platypus. Their duck-like bill is used to sift through the sand on the river bed in search of crayfish. It is studded with touch and electro-receptors that can detect the movement of prey (check out our Instagram page for a video of a platypus using its bill). Its webbed feet and beaver-like tail help propel it through the water. Its otter-like fur helps it stay warm and quickly dry while out of the water. They are so adapted to an aquatic lifestyle that flaps of skin even cover their eyes and ears to keep water out as they let their bills do the prey-detecting.

Perhaps the most outlandish things about platypuses is that males sport a venomous spur on their hind foot capable of delivering a painful sting to any predator or other aggressive platypus. Echidnas, the other group of monotremes, also have a similar venom gland in their hind feet, but it has become vestigial, which means it no longer produces venom. The existence in both animals does point out an evolutionary common ancestor, linking both groups of monotremes.

The four remaining species of monotremes are all echidnas. There is one species in Australia, the short-beaked echidna (Tachyglossus aculeatus), and three, longer-beaked species in New Guinea. They look like a large hedgehog (weighing as much as 20 some pounds) with a long snout (not actually a beak), that encases a long, sticky tongue to lap up termites and ants. They need to eat small prey because they no longer have teeth. They sport large claws to dig through the ground and break apart logs in search of insects and are covered in spines to deter predation. Unlike porcupines, their spines are hollow and barbless.

A short-beaked echidna

A short-beaked echidna

Like the platypus, echidnas have electro-receptors in their nose that help them feel vibrations. Male echidnas find a use for the spurs on their hind feet even though they no longer secrete venom. Instead, a milky substance oozes out during the breeding season as a means of scent communication to help the lady echidnas track him down.

When breeding does ensue, it is wildly strange. To start things off, the echidna has one of the oddest and most terrifying penises on the planet. It has four heads! Only two of them are working at a time, but it makes for an ungainly sight. The belief as to why their penises have three extra heads is that it helps create more sperm, which comes in handy when competing with other males.

During the winter months, they hibernate. Horrifyingly, sometimes males will come into a female’s burrow and mate with her while she hibernates and she will awaken pregnant. However the female becomes impregnated, she usually lays one egg at a time which she incubates in her stomach pouch, similar to Australia’s marsupials. After about a week, the egg hatches and the baby echidna (called a puggle) stays in the mother’s pouch for eight more weeks.

Although there is only one species that lives in Australia, it is the most widespread native mammal in the continent. It lives, preferably alone, in a variety of habitats from alpine meadows to dense forests to even desert. They could possibly live for up to 45 years in the wild, although there is no definitive proof about how long the lifespans actually is. Two of the species in New Guinea, including the Sir David’s long-beaked echidna (named after famed British naturalist David Attenborough), are classified as critically endangered. Habitat loss is likely the main culprit as the Western long-beaked echidna has possibly seen its population decline by close to 80%.

The platypus is listed as near threatened by the IUCN, but its population is trending downward. Their biggest threat is the alteration of their river habitat by development and damming.

Australia’s marvelous monotremes, which are two of the strangest creatures on the planet, are an incredible look into an alternate route of mammal evolution. While placentals and marsupials diverged one way, monotremes went another way and remained very reptile-like mammal. Although they are not our ancestors, it truly is like looking at a living fossil when a platypus darts through the water or an echidna lumbers around the forest floor.

A short-beaked echidna, one of Australia’s two species of monotremes, out for a stroll at the Featherdale Wildlife Sanctuary.

A short-beaked echidna, one of Australia’s two species of monotremes, out for a stroll at the Featherdale Wildlife Sanctuary.

All artwork and photography by Jack Tamisiea.

Sources:

https://www.nationalgeographic.com/animals/mammals/p/platypus/

https://www.livescience.com/57267-echidna-facts.html

https://www.sciencedirect.com/topics/biochemistry-genetics-and-molecular-biology/monotreme

https://www.scientificamerican.com/article/meet-the-ancient-reptile-that-gave-rise-to-mammals/?redirect=1

https://australianmuseum.net.au/learn/species-identification/ask-an-expert/what-is-a-monotreme/