Most fish abandon their young at hatching, but not discus fish. Researchers have discovered that discus fish parent like mammalian mothers. Not only do the parents feed their young from mucus secreted ...

You’re considering new fish for your home aquarium, but all you see in your local pet store are the usual guppies, tetras, and small cichlids. You want a more unusual fish that stands out from the ...

Add Yahoo as a preferred source to see more of our stories on Google. If you’ve ever wondered what true dedication looks like in the animal world, you don’t have to look further than the Discus fish.

I’m no expert on vertebrates but I do remember somewhere in my undergraduate learning that a distinguishing feature of mammals was the mammary glands. Those o’ so important glands that provide ...