From exotic dragon gobies to unusual puffer fish, there are many beautiful aquatic companions that thrive in brackish water, a mix of fresh water and salt water. While these fish require more ...

These fish have two fused teeth on both the top and bottom that act a bit like a beak. They use these teeth to crush or scrape their prey. There are 191 species of Tetraodontidae pufferfish.

Most pufferfish live in marine environments, but some live in brackish water. Around 30 species have also been discovered living in the freshwater river systems of South America, South Asia and Africa ...

Like other puffer fish, the grass puffer accumulates the neurotoxin TTX to discourage would-be predators. However, grass puffers also accumulate a non-toxic analog of TTX called 5,6,11-trideoxyTTX ...

Anglers are again being warned about a poisonous fish in Rhode Island waters. Some people eat smooth puffer fish, and some consider them a delicacy, but they're "a serious threat to your health if ...

Like other puffer fish, the grass puffer accumulates the neurotoxin TTX to discourage would-be predators. However, grass puffers also accumulate a non-toxic analog of TTX called 5,6,11 ...