Wooden OrcaOrca's or killer whales are the most widely distributed of all whales and dolphins and can be found in every ocean. The male of the species can weigh up to 10,000kg and have a dorsal fin as high as 6 foot tall (2 metres). They can swim at speeds of up to 54km h and can cover distances of up to 160km in a day, foraging and socialising. Orcas worldwide face a number of threats. They get caught in fishing nets and gear accidentally and face problems with