The Chel snakehead fish, declared extinct since 1933, reappeared in a Himalayan river, highlighting the resilience of ...

Others thrive in harems. Many are doting parents to their young fish—though sometimes they eat their own eggs. In a clear example of explosive diversification, cichlids (SICK-lids) have adapted ...

Hybrid yellow lab fish swim in a tank at Prairie Creek Aquatics ... (Jim Slosiarek/The Gazette) Cichlids, a large, diverse family of fish with more than 1,700 distinct varieties, became a big ...

Complex teeth with multiple cusps in an African cichlid fish. The cichlid fish of Africa's Great Lakes have formed new species more rapidly than any other group of vertebrates. A new study shows that ...

They visited the waterways that make up the lagoon between the mainland of Florida and the barrier islands just off the Atlantic coast near the Fort Pierce Inlet and used suction ...

In a new study of cichlid fish descended from others caught in East ... "Their colors -- blue and yellow -- got much brighter,a black stripe we call an eye bar appeared near their eyes, and ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Based on other known cichlid fish, males of both new species likely change color while “courting,” the study said. Their “full breeding dress” may be a “bright blue” and yellow ...

In social fish like cichlids, status is everything. High-status males are territorial and colorful – they defend territories and reproduce with females. Low-status males, which are less colorful and ...

"Learning to identify the Rio Grande cichlid, which is a distinctive speckled fish will be helpful," McDonnell told Chron. "Many of the cichlids kept in aquariums are also very brightly colored." ...

Yellow and black striped varieties also ... fish hatchery if you’re looking for a lot of these fish. In general, convict cichlids are one of the easiest cichlid species to care for.