Least ConcernRisso's Dolphin
Grampus griseus
161 countries59 parks91 dive sites
Species group · Mammals
WAnimals has 2 species of pilot whale, in the family Delphinidae.
Ranges calculated from the profiles that record the figure, not from all 2.
Each one has its own full profile. This group does not replace them: it brings them together.
No species documented in this group is genuinely at risk according to the IUCN, with the data available today.
Recorded in 171 countries. The ones with the most species in the group:
Its skin is usually covered in white scars, from fights with others of its kind and from struggles with the squid it mainly eats.
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Adults are covered in white scars caused by the teeth of other Risso's dolphins and by the beaks and suckers of squid; with age they come to look almost white.
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It has teeth only in the lower jaw, between two and seven pairs, because it swallows its prey whole.
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It suffers mass strandings as a group because of the strong social bonds within its pods.
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In the Faroe Islands it has been the subject of a traditional hunt documented for more than 11 centuries.
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It feeds mainly on deep-water squid.
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