New deep sea animal discoveries warrant expanded protections in Costa Rican waters

Scientists surveyed deep-sea seamounts outside Isla del Coco UNESCO World Heritage site revealing coral communities with surprising diversity.

Fish Appear to Recognize Themselves in the Mirror

The cleaner wrasse fish (Labroides dimidiatus), responds to its reflection and attempts to remove marks on its body during the mirror test -- a method considered the gold standard for determining self-awareness in animals....

Six new species of hideously adorable tentacle-nosed catfish discovered in Amazon

Scientists just discovered six new species of bristlenose catfish in the Amazon. In an evolutionary move that takes 'catfishing' to a whole new, kind of sweet level, the males have tentacled faces to attract...

How one gene in a tiny fish may alter an aquatic ecosystem

Variations in a single gene in a tiny fish alter how they interact with their environment. The study represents a strategy for uncovering, and perhaps even predicting, the ecological implications of evolutionary change.

Poor diet may have caused nosedive in major Atlantic seabird nesting colony

The observed population crash in a colony of sooty terns, tropical seabirds in one of the UK Overseas Territories, is partly due to poor diet, research has found.

Warmer water, chemical exposure influence gene expression across generations in a coastal fish

Warmer water temperatures, combined with low-level exposure to chemicals already known to be harmful to aquatic life, influence the expression of genes in the offspring of an abundant North American fish species -- and...

Wildlife is abundant in Chernobyl, study reveals

A scavenger study that used fish carcasses as bait provides additional evidence that wildlife is abundant in the Chernobyl Exclusion Zone.

Salmon populations may adapt their eggs to survive in degraded rivers

A new study suggests that the membrane of salmon eggs may evolve to cope with reduced oxygen levels in rivers, thereby helping their embryos to incubate successfully.

Riddle of a unique fish solved

A great mystery around a unique fish species -- the Australian lungfish -- has been solved.

Endangered sharks being eaten in UK

Endangered species of hammerhead and dogfish are among the sharks being sold as food in the UK, researchers have revealed.