“We [made] the fish think it’s swimming against a current ... cause the animal to struggle longer before giving up. When the baby zebrafish swam in water treated with ketamine, scientists ...

Some larval fish swim to slicks, some drift, as do eggs not yet hatched. Predators converge on slicks too. If a baby fish manages to avoid being eaten and to find enough food, it will be about two ...

Pregnant fish can also get “baby brain" - just like human moms-to-be, according to a study. Pregnancy-related brain impairment is present in live-bearing fish, say scientists. Their research ...

Studies have shown that eating plenty of fish is healthy for pregnant women and their babies. But mercury can harm the developing brain of a baby whose mother eats too much contaminated fish ...