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Giant Fossil Spider from Millions of Years Ago Found in Australia

Fossilized spider.
Fossilized spider. Screenshot from Giant Prehistoric Spider Fossil Found in Australia | 7 Days of Science Source: YouTube Channel: Ben G Thomas

A fascinating discovery was made in Australia when scientists unearthed a giant fossil of a trapdoor spider! This ancient spider species is believed to have roamed the earth millions of years ago. So, let’s discover how this fossil offers valuable insight into the prehistoric life of spiders and their evolution.

Where the Fossil Was Found

Drawing of prehistoric spider.
Drawing of prehistoric spider. Screenshot from Giant Prehistoric Spider Fossil Found in Australia | 7 Days of Science Source: YouTube Channel: Ben G Thomas

The fossil was found in the Central Queensland region of Australia. Interestingly, this area is known for being rich in ancient fossils. Furthermore, scientists believe this discovery could lead to even more findings in the region!

The Trapdoor Spider Species

Modern day trapdoor spider.
Modern day trapdoor spider. Screenshot from Giant Prehistoric Spider Fossil Found in Australia | 7 Days of Science Source: YouTube Channel: Ben G Thomas

The fossil belongs to a type of trapdoor spider, which is known for building burrows with hidden doors. You might know that modern trapdoor spiders still exist, but this fossil represents a much larger, extinct relative. It gives us a glimpse into what these ancient spiders may have looked like long before our time. However, I’m more than alright to leave a giant spider in the past!

Size of the Fossil

Modern day trapdoor spider legs.
Modern day trapdoor spider legs. Screenshot from Giant Prehistoric Spider Fossil Found in Australia | 7 Days of Science Source: YouTube Channel: Ben G Thomas

One of the most remarkable features of the fossil is its size. The fossilized spider was much larger than today’s trapdoor spiders, with a leg span of up to 4 inches. This makes it one of the largest fossilized spiders ever found at around 5 times the size of its modern day relative.

Age of the Fossil

Fossil within the rock.
Fossil within the rock. Screenshot from This Week in History – Season 9 Episode 3: Dinosaur Bones on Spatsizi Plateau Source: YouTube Channel: Royal BC Museum

Scientists estimate that this fossil is between 11 and 16 million years old. Consequently, this places the spider in the Miocene epoch, a time when many other large creatures, including mammals and birds, were also evolving. Now, the fossil gives us a better understanding of the environment during that period.

Importance of the Discovery

Trapdoor spider, genus Tigidia of the brush footed spider family Barychelidae from Pondicherry, Tamilnadu, India. Image by RealityImages via Depositphotos

This fossil discovery is significant for several reasons. First, it adds to our knowledge of spider evolution, showing how they may have adapted to changing environments. Second, it helps fill gaps in the fossil record, as spider fossils are rare due to their soft bodies!

The Challenges of Fossilizing Spiders

Baltic amber with inclusions
Baltic amber with inclusions. Image by J. Kossowski – Own work, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=32322560

Fossilizing spiders is particularly difficult because their bodies are soft and decompose quickly. So, this makes any fossil find rare and important. In this case, the preservation of this fossil was likely due to special conditions that prevented decay.

What the Fossil Tells Us About Ancient Ecosystems

Female Texas brown tarantula on the ground.
Female Texas brown tarantula on the ground. Source: YouTube. Uploaded: Randy’s Natural World.

The size and type of spider suggest that the environment during the Miocene epoch was suitable for large invertebrates. Specifically, the fossil indicates that there was plenty of prey for these spiders to hunt. This discovery helps researchers understand more about ancient ecosystems in Australia.

The Role of Fossils in Understanding Climate Change

15 million year old leaves at Clarkia, Idaho. Image by Bonnie Kirkwood https://www.flickr.com/people/7527388@N02/, CC BY-SA 2.0 https://creativecommons.org/licenses/by-sa/2.0, via Wikimedia Commons

Fossils like this one also offer clues about past climate conditions. For example, by studying the fossilized spider and its environment, scientists can learn about climate change millions of years ago. Additionally, this can provide insights into how modern species may adapt to future climate shifts.

Other Fossils Found in Australia

Diptrodon, the largest marsupial to ever live, was alive at the same time as the giant wallaby.
Diptrodon, the largest marsupial to ever live, used to roam Australia. Screenshot from How Ancient Art Captured Australian Megafauna Source: YouTube Channel: PBS Eons

Australia has been the site of many exciting fossil discoveries, including ancient mammals, reptiles, and insects. Now, this spider fossil adds to the country’s rich paleontological history. Also, it shows that there is still much to uncover about Australia’s prehistoric past. Australia is home to so many bizarre creatures today that I can’t even begin to imagine what it looked like millions of years ago!

The Public Reaction to the Discovery

Male and female tarantula with legs entangled.
Male and female tarantula with legs entangled. Screenshot from Intense: This Tarantula Mating Ritual Is a Dance w/ Death 🕷️ Smithsonian Channel. Source: YouTube, Uploaded: Smithsonian Channel.

The discovery of the giant fossil spider has sparked interest around the world. Naturally, people are fascinated by the idea of a giant spider roaming ancient Australia. Moreover, news outlets and scientists alike have shared the discovery, further increasing public curiosity.

Conclusion: A Glimpse Into the Past

Close up view of Texas brown tarantula.
Close up view of Texas brown tarantula. Source: YouTube. Uploaded: Tarantula Collective.

The discovery of this giant trapdoor spider fossil is a remarkable find that provides important insights into prehistoric life. It shows us how spiders may have evolved and adapted over millions of years. This fossil is a valuable piece of the puzzle in understanding Earth’s distant past. Did you ever stop to consider prehistoric spiders before this article? I know I didn’t!