While there are many species of tetra that would be ideal for this list, the neon tetra (Paracheirodon innesi) is one of the most distinctive. It’s also a fairly inexpensive and accessible species ...

In addition, they do well alongside other small, peaceful species, like other tetras, gouramis, and danios. Generally, the black neon tetra requires warm water conditions from 75°F to 82°F with a pH ...

That could help alter the male-to-female ratio of baby turtles considerably. Allen, for one, finds the new developments reassuring. Sea turtles may be more resilient than once thought.

What can a tiny wasp with a rather gruesome parasitic life cycle teach us about evolution, behavior and human developmental ...

Imu's gender has been a huge mystery and debate. But the answer has already been revealed by Oda in One Piece.

Sexual behavior and sex preference in animals and humans are shaped by complex interactions between the brain and hormones during early development. One critical factor is exposure to androgens (male ...

Betta fish - also known as Siamese fighting fish - are some of the most striking freshwater fish you can add to an aquarium.