A study published Wednesday in the Proceedings of the Royal Society B explains that bottlenose dolphins have been observed calling one another by name, in a groundbreaking discovery that extends a behavior previously only seen in humans to a member of the animal kingdom. Researchers have known for some time…
Bottlenose dolphins that have learnt to use sea sponges as hunting tools form cliques with others that do the same — the first evidence of animal grouping based on mutual interest, a study said Tuesday. The finding may represent the first known proof of cultural behaviour in the animal kingdom,…