Platypuses are so weird scientists sliced them open because they thought they were fake. But why? Male platypus have ven ...

If you’re considering getting your first freshwater tropical fish aquarium then these are the finned friends that should be topping your list.

For 162 million years, sturgeons have fended off everything they’ve faced. Now scientists are racing to save these living fossils. The white sturgeon is the largest freshwater fish in North America; ...

WorldAnimalFoundation.org is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Learn More Life gets busy, and sometimes, our aquatic pals might miss a meal ...

This valuable study describes an interesting infection phenotype that differs between adult male and female zebrafish. The authors present data indicating that male-biased expression of Cyp17a2 ...

We seem to have reached peak “get off my lawn” culture, with men having temper tantrums all over the damn place. Whether they’re typing shrill all-caps messages, foaming at the mouth with road rage or ...

Why is it harder for men to have intimate friendships into adulthood? By Katrin Bennhold I’m the host of The World. We’re doing something a little different over the next two weeks. We’ll still give ...