Most assume that cold water is deadly for fish. The truth is, nature has incredible exceptions. In polar oceans and snowy lakes where temperatures hover near freezing, certain fish actually thrive ...

Have you ever wondered how some life forms keep going in places so cold we’d call them frozen? Places humans wouldn't dare venture into? Deep in the icy waters around Antarctica dwell fish that thrive ...

A team of researchers have identified unexpected ways coral reef fish living in the warmest waters on earth, in the Arabian Gulf, have adapted to survive extreme temperatures. A team of researchers ...

In the deep ocean, where sunlight never reaches, and food drifts down like confetti, survival is less about speed and more ...

Fish are evolving ever smaller in order to survive temperature increases, new research warns. It’s a biological shift that will rob billions of meals from those who rely on fish for protein.

This kind of behavioral "plasticity" is a powerful tool in a changing climate. Fish that can adjust their behaviors in ways that boost their fitness are more likely to survive as climatic conditions ...