River Dolphin

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Bio 2 Phylogenetic Tree

Szerző: David Tran

Grizzly Bears

Szerző: Zarina Mitchell

ALGAE simple "aquatic plants"

Szerző: adibah kassim

Teorii ale invatarii

Szerző: Ursache Anca

Boats and fishing gear

Because of hydro dams and noise from boats in the river messing up their echolocation, river dolphins of all species are all endangered at going extinct,

At risk of going extinct

Known to play with grass and sticks

Can live up to 30 years in the wild

Takes about 11 months for a baby to be born after mating

Males are ready to mate when they are between the ages of 7-12

Females are ready to mate when they are between the ages of 6-10

Has learned to stay near water falls were fish are more abundant

Almost 50 kinds of fish they can feed on

Does not usually interact with other animals, stays pretty close to family

Helps in feeding and the catching of prey

Helps in the feeding and catching of fish

Helps Maneuverability

Helps Maneuverability along with catching prey

Horrible Eyesight because of murky water

Horrible Eyesight because of murky water

Most Active in the mornings and evenings

Usually Hunts alone though

Over 150 Teeth

Dorsal Ridge instead of Dorsal Fin

Paddle Like Flippers

Dorsal Ridge

Neck can rotate 180 degrees

Very Maneuverable

Largest of all River Dolphins

Very Smart, uses 40% more of their brain than humans

Very Curious

Get`s along well with humans

Neck vertabrea loosly connected can move 180 degrees

Great Ecolocation

Over A 150 teeth

Not Much known about this species in General, especially about it`s history. Scientist can only guess on how they came to the remote rivers of the Amazon

Adaptions

Considered True Carnivores

Clams

Shrimp

Fish, Turtles

Crabs

Colors include: White, Grey and sometimes pink

Tree Roots in the river

Muddy Water

Fresh Water Rivers

Small Eyes

Paddle Like Fins

Dorsal Ridge instead of Dorsal Fin

Long Snout

Live In Pods of 2-15

Extremely Loyal to Family

Very Playful

Distantly related to modern day sea dolphins

Thought to have Come from sea when sea levels were very high

Amazon River Dolphin

Appearance

Relationships

Reproduction

Evolution

Diet

Habitat

Behavour