Even within the world of egg-laying animals, there is an incredible variety of reproductive strategies. Some species mate before the female lays her eggs, ensuring they are fertilized internally, ...

Seven zebra shark eggs from Tacoma’s Point Defiance Zoo & Aquarium are headed for the wild. Officials say the effort “represents a significant step forward in a global effort to save an endangered ...

Adorable animals like this ermine can be even harder to spot during the colder months thanks to their solid white winter ...