A POD’S BONDS.

Over the past half-century, there has been a sea change in the way we appreciate whales - as well as their fellow cetaceans, dolphins and porpoises. Luck was on our side - it had been four days since we'd first met the sperm whale group with the dolphin, and here they were again, the dolphin still very much part of their scene. This was a longer-term arrangement than I'd imagined; the dolphin was interacting with the whale social group to a surprising degree. [Extracted from the article]