Three unusual beaked whales spotted off the coast of Mexico exhibited a greatly different appearance and sound to the other 23 known species

Down in the depths of the ocean, where sunlight cannot reach, and organisms are few and far between, we find a few festive reminders.

Brine pool communities cling to the verge of life and death, between the toxic death traps of the brine, and the desolate sea-floor.

The deep sea represents the unexplored frontier of discovery.