Some baleen whales avoid killer whale attacks by singing songs at deep frequencies that their predators cannot hear.

UK trade in ivory from hippos, narwhals, orcas and sperm whales has been banned as part of conservation efforts, the ...

Green Anaconda – One of the largest snakes in the world, this giant constrictor can swallow large prey, including deer and caimans, and could theoretically consume a human. Nile Crocodile – These ...

Huber and Varni, project volunteers, said the orcas, or killer whales, were not present. But they said tooth-rake marks (common after orca predation) were evident on carcass. Schulman-Janiger ...

Sperm whales and narwhals in Europe’s Arctic ... while not enough is known about orcas, also known as killer whales, to assess their fortunes. With the species facing a number of threats from ...

Huber and Varni, project volunteers, said the orcas, or killer whales, were not present. But they told Schulman-Janiger that orca teeth marks were evident on the 39-foot carcass. Schulman-Janiger ...

Sperm whales and narwhals in Europe’s Arctic region are also assessed as vulnerable to extinction on the International Union for Conservation of Nature (IUCN) Red List of threatened species, while not ...