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Transcript of Dolphins
○ They are highly intelligent marine mammals that are in the same family as whales and porpoises
Where do Dolphins live?
they are found all over the globe, but mostly in shallower waters: usually the temperate parts of the ocean
5 species found in rivers
streamlined and fusiform
they have a powerful tail called a fluke
What do they eat?
dolphins are carnivores
two types of diets
coastal dolphins: fish and crustaceans
offshore dolphins: fish and squid
eat 4%-6% of their body weight a day
high metabolism from compartmentalization
dolphins give life birth
usually to one offspring
mother helps with first breath
nurse for 7-11 months
1. Dolphins are struggling to find suitable environments as the earth's climate changes
2. They are subject to incidental capture by nets
3. There is a lot of competition between male dolphins
special sleeping process
breathe air like land mammals
What is a dolphin?
known for their agility and playfulness
dolphins enjoy spy-hopping
live in groups called pods
researchers dolphins have mastered the art of bow-riding
use echolocation for several purposes
follow ships, whales, and birds
a marine bio project by Chloe Stallion
Dolphin leaping out of water http://defenders.org/sites/default/files/styles/large/public/dolphin-kristian-sekulic-isp.jpg
Amazon river dolphin
Where are bottlenose dolphins found
Mother dolphin and calf
Mother dolphin and calf 2
Amazon river dolphin
Dolphin caught in net