Boto  (Inia geoffrensis)

Authenticated (9/6/03) by WDCS, The Whale and Dolphin Conservation Society.
http://www.wdcs.org

• Beak: the bill of a bird. In cetacea (whales and dolphins): the elongated forward part of the head, comprising the lower jaw and upper jaw or ‘rostrum’.
• Bycatch: in the fishing industry, the part of the catch made up of non-target species.
• Dorsal fin: the unpaired fin found on the back of the body of fish, or the raised structure on the back of most cetaceans.
• Echolocation: detecting objects by reflected sound. Used for orientation and detecting and locating prey by bats and cetacea (whales and dolphins).
• Gestation: the state of being pregnant; the period from conception to birth.
• Melon: in cetaceans, the bulging forehead belonging to a number of species, which contains oil, muscles and nasal passages and is though to focus sound during echolocation.
• Subspecies: a different race of a species, which is geographically separated from other populations of that species.

1. IUCN Red List (July, 2009)
   http://www.iucnredlist.org
2. WDCS, The Whale and Dolphin Conservation Society (February, 2003)
   http://www.wdcs.org/dan/publishing.nsf/allweb/E57CE36F77FA443C802568F8004E1305
3. Global Register of Migratory Species (March, 2008)
   http://www.groms.de
4. MarineBio.org (March, 2008)
   http://marinebio.org/species.asp?id=337
5. Carwardine, M. (1995) Whales, dolphins and porpoises.Dorling Kindersley, London.
6. Animal Diversity Web (February, 2003)
   http://animaldiversity.ummz.umich.edu/accounts/inia/i._geoffrensis$narrative.html
7. Animal Info (February, 2003)
   http://www.animalinfo.org/species/cetacean/iniageof.htm
8. CMS species page (March, 2008)
   http://www.cms.int/reports/small_cetaceans/data/I_geoffrensis/I_geoffrensis.htm