National Audubon Society Guide to Marine Mammals of the World. Oxford University Press, Melbourne, Australia. A guide to the sea mammals of Australasia. Whales and Dolphins of Australia and New Zealand: an identification guide. Continued hunting of particular populations however could have some long term impacts on the life history of these groups. Instead, there are two conditions that can give orcas an. The rare orca doesnt have albinism because it does have dark patches. Conservation statusÄespite exploitation in some areas such as Japan and the Caribbean, the Short-finned Pilot Whale is considered a common species. Related: Orca appears to adopt (or abduct) a baby pilot whale. On Monday, 14 juvenile sperm whales died and washed ashore at King Island, in Bass Strait. The period between births can vary from five to eight years which suggests a relatively long lived species that includes long term care of the young. Two mass strandings in Tasmanian waters in a week has left about 200 pilot whales and 14 sperm whales dead. The seasonal timing of the birth of young varies with location but the gestation period is 15 months. These groups consist of mixed ages and sexes, with a majority of female members. The two are not readily distinguishable at sea, and analysis of the skulls is the best way to distinguish between the species. melas) and the short-finned pilot whale (G. The two extant species are the long-finned pilot whale (G. This is a species with strong social affiliations and occurs in pods of 15 animals to 50. There are two species of pilot whales: Short finned pilot whales (Globicephala macrorhynchus), which are mainly found in tropical and warm-temperate regions, and long-finned pilot whales (G. There are two species of pilot whales: Short finned pilot whales (Globicephala macrorhynchus), which are mainly found in tropical and warm-temperate regions. Pilot whales are cetaceans belonging to the genus Globicephala. They will take fish on occasion and are often seen in association with other cetaceans such as Bottlenose Dolphins. The Short-finned Pilot Whale is a squid specialist and it is the movements and abundance or otherwise of these prey species that influences the location and activity of pilot whales. Related: Orca appears to adopt (or abduct) a baby pilot whale The rare orca doesn't have albinism because it does have dark patches.
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