Kingdom : Animalia
                         Class : Mammalia
                      Family : Physeteridae
       Scientific Name : Physeter 

                      Size(L) : 6cm - 20.5cm
                                     (19.7ft - 67ft)
              Water Type : Salt
 Optimum pH Level : 6 - 9
                  Life Span : 50 - 70 years

                      Colour : Grey, Blue,
                                      Black, White
                 Skin Type : Smooth
Distinctive Features : Cone-shaped teeth 
                                      and enormous 
                                      body size
  1. Sperm Whales are a large species of whales that are found in the oceans worldwide.
  2. They grow to an average size of around 70ft!
  3. They have large cone-shaped teeth which are around 50 in number, with each tooth weighing about 1kg.
  4. They were known as common cachalot, for the liquid waxy substance found in their head.
  5. This liquid substance is used by humans in cosmetics, candles and soaps.
  6. Consequent, extensive whaling of the sperm whales has made them a species that is vulnerable from extinction.
  7. They are found along the continental shelves in deep ocean.
  8. They are known to be one of the deepest diving animals known to dive to depths of 500m-3km!
  9. They are believed to be able to stay submerged in water for around 90 minutes or more at a time
  10. They are one of the most dominant predators in their environment and therefore have no natural predators.
  11. They are carnivores, feeding on squids, octopus and large fish.
  12. The sperm whale calves, however, are preyed upon by large sharks and killer whales.
  13. The female sperm whale gives birth to a single calf after a year-long gestation.
  14. The calves feed on their mother’s milk for a few months, after which they independently hunt for themselves.
  15. On an average the sperm whales are known to live for around 70 years.
  16. Humans have extensively hunted them and they are the sperm whales biggest threat today.

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