Blue whales, known for their massive migrations ... This pattern indicates that rather than a crisis in reproduction, the apparent lack of calves is due to a gap in research coverage, as most ...

Blue whales — the planet’s largest animal ... Ryan said that given how important singing is to whales’ reproduction, social interactions and foraging, their silence signals trouble.

Scientists may finally have an explanation for the longstanding mystery of why blue whale calves are rarely sighted, an advance that could help better conserve the critically endangered species.

While genes linked to survival, aging, movement, immunity and reproduction were ... for the largest species, fin whales and the world's largest animal, the blue whale," says Genty, from the ...