dolphins

Ocean Giants episode 3 – Voices of the Sea: Whales and dolphins are nature’s supreme vocalists, with a repertoire to put an opera singer to shame. The mighty sperm whale produces deafening clicks in its blowhole which it uses to locate giant squid two miles down in the ocean abyss, while migrating narwhals use similar sounds to pinpoint vital breathing holes in Arctic ice floes.     The pink boto dolphin creates bat-like ultrasonic clicks to ‘see with sound’ and to catch fish in the murky waters of the Amazon River, and also uses whistles and chirps for social conversations.

Ocean Giants episode 2 – Deep Thinkers: Humans have long wondered if the universe may harbour other intelligent life forms. But perhaps we need look no further than our oceans?     Whales and dolphins, like humans, have large brains, are quick to learn new behaviours and use a wide range of sounds to communicate with others in their society. But how close are their minds to ours? In the Bahamas, Professor Denise Herzing believes she is very close to an answer, theorising that she will be able to hold a conversation with wild dolphins in their own language within