[…] the calves’ careful whispers are not cries for food, as previously thought. Instead, they may help them stay in close contact with their mothers when swimming.
Humpback calves ‘whisper’ to avoid being heard by killer whales. Listen here
[…] the calves’ careful whispers are not cries for food, as previously thought. Instead, they may help them stay in close contact with their mothers when swimming.
Humpback calves ‘whisper’ to avoid being heard by killer whales. Listen here