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Posts tagged reptiles

August 27, 2015



How Did It Swim?

Now extinct, plesiosaurs were predatory creatures that haunted the deep seas.

April 9, 2015


two painted turtles sun themselves on a log

The Heat is On for Painted Turtles

Temperature determines the sex of painted turtle hatchlings, and climate change is tipping the balance to an all-female future.

April 2, 2015



One-Way Breathing: Not Just For Birds Anymore

Birds and many reptiles evolved a specialized way of breathing—one-way air flow.

July 30, 2013


snake on the jungle floor

Staying Warm

You probably already know that humans are warm-blooded, while creatures like snakes are cold-blooded. Scientists prefer the terms endothermic and ectothermic.

February 27, 2012


a fossil of a Plesiosaur at the Natural History Museum


Is there still such a thing as a plesiosaur? What do we know about them?

November 1, 2011


close up of a fruit fly

Flies’ Eyes And Human Eyes May Be Closely Related

Scientists found that nearly identical genes play key roles in the formation of the eyes in mammals and fruit flies.

August 30, 2011



Crocodile Tears

Quite apart from the crocodile lore, crocodiles share an interesting physiological feature with marine turtles and other reptiles.

March 3, 2011



How Chromosomes Vary Across The Animal Kingdom

In mammals, the sex of a baby is determined by the chromosomes it inherits from its parents. But, the combination an animal inherits can be quite different.

January 29, 2008


Fringe-Toed Lizard in the Sand

Lizards that Absorb Water Rather Than Drinking It

While some animals developed ways to extract water from their food, the desert dwelling lizards don’t drink water at all; they absorb it through their skin.

November 29, 2007


Two baby snapping turtles

Turtles: Cute but Contaminated

Did you have a pet as a child? Maybe a dog, cat or a turtle? Turtles actually carry salmonella, a bacterium that can cause poisoning.

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