BlogArena

General blog about anything and everything of everyday's life.

20. Oct 2019

June 26, 2014
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Evolution and venomous snakes: Diet distinguishes look-alikes on two continents

ANN ARBOR — On opposite sides of the globe over millions of years, the snakes of North America and Australia independently evolved similar body types that helped them move and capture prey more efficiently. Snakes on both continents include stout-bodied, … Continue reading

May 12, 2014
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Study finds turtles are closer kin to birds, crocodiles than to lizards, snakes

What are turtles, and where did they come from? Precise answers to these questions have long eluded scientists. But new research led by Daniel Field of Yale University and the Smithsonian Institution recasts the turtle’s disputed evolutionary history, providing fresh … Continue reading

September 29, 2013
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Oldest existing lizard-like fossil hints at scaly origins

The fossilised remains of a reptile closely related to lizards are the oldest yet to be discovered. Two new fossil jaws discovered in Vellberg, Germany provide the first direct evidence that the ancestors of lizards, snakes and tuatara (known collectively … Continue reading

November 25, 2011
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Predators Drive the Evolution of Poison Dart Frogs’ Skin Patterns

Natural selection has played a role in the development of the many skins patterns of the tiny Ranitomeya imitator poison dart frog, according to a study that will be published in an upcoming edition of American Naturalist by University of … Continue reading

July 22, 2011
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Fossil Reveals Oldest Evidence of Live Birth in Reptiles

*A fossil from north-eastern China has revealed that terrestrial reptiles were giving birth to live young at least as early as 120 million years ago.* The newly discovered fossil of a pregnant lizard proves that some squamate reptiles (lizards and … Continue reading

February 1, 2011
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People Aren’t Born Afraid of Spiders and Snakes: Fear Is Quickly Learned During Infancy

There’s a reason why Hollywood makes movies like Arachnophobia and Snakes on a Plane: Most people are afraid of spiders and snakes. A new paper published in Current Directions in Psychological Science, a journal of the Association for Psychological Science, … Continue reading

December 13, 2010
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Ice-Age Reptile Extinctions Provide a Glimpse of Likely Responses to Human-Caused Climate Change

ANN ARBOR, Mich. — A wave of reptile extinctions on the Greek islands over the past 15,000 years may offer a preview of the way plants and animals will respond as the world rapidly warms due to human-caused climate change, … Continue reading