Often studied in sterile laboratory conditions far removed from the natural habitats of rivers, lakes and seas, the cognitive ...

Newly discovered species of extinct fish shows striking similarities to unrelated modern-day predators, suggesting certain traits have emerged multiple times and remained consistent over hundreds of ...

After a period of separation, two cherished fish are finally reunited with the person who loves them most. This emotional ...

Scientists observed cuttlefish engaging in tentacle waving, a behavior that may serve as a form of communication. This ...