Green anaconda females are vicious mates, often cannibalizing males after mating. Read here to learn why they do this!

Spiders are one of the easiest groups of invertebrates to watch and they're fascinating creatures. Here are some of our ...

My friend and I had just stepped out of May’s Drive-In late one October morning when she pointed to a large black bird on the ...

Finding a partner and sticking with them for life isn’t all that common in the animal world, but a few species really commit.

One of the fundamental rules of inheritance states that different alleles (gene copies) of a trait, such as sex, are ...

There’s perhaps no more fascinating Bay Area day trip than hanging with the bellowing animals of Año Nuevo State Park.

This video dives into the world of animals with the most unusual and astonishing breeding habits on Earth. Scientists reveal ...

Courting is as unique to a species as dietary habits or dwelling. Some mating rituals seem almost aggressive, while others are dance-like and graceful. They can even be beautifully intimate, mimicking ...

Hai’s book “The Nazi and the Psychiatrist,” “Nuremberg” concentrates on the interactions between confident (Oscar winner Rami ...

Lisa Sprinkle shows ciLiving host, Jaclyn Friedlander how animals prepare for the winter Ever wonder how animals survive the cold winter months? In this hands-on activity, kids will learn how ...

The color change, driven by hormones, seems aimed at preventing males from accidentally mating with each other. Two Asian common toad couples mating in Karnataka, India. The yellow toads pictured are ...