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Some Ambystoma salamander populations are all female, and they reproduce by cloning themselves, though they do mix it up by stealing sperm they find on leaves and twigs left behind by males of other ...

There is a species of salamanders that reside in the Northeastern part of North America that are basically an all-female population and don’t even need males to reproduce. They reproduce by cloning ...

Tails might look like nature’s afterthought but for many animals, they’re multitasking power tools. Whether it’s balancing, fighting, flirting, or escaping predators, tails do way more than just wag.

We all associate a wagging tail with a happy dog, but what does your dog's tail movement really mean? A dog's canine communication skills are even more nuanced than we might think. Paula Stewart, ...