Megan Berry Period 6 Bottlenose Dolphin

The Bottlenose Dolphin

By Megan BerryMr. Buchmann 6

period

The Bottlenose Dolphin

• Common name: Bottlenose Dolphin

• Scientific name: Tursiops truncates

http://www.seaworld.org/animal-info/info-books/bottlenose/images/pic-bottlenose-dolphins.jpg

Characteristics• Size: Length on average: 11-13 feet (King)

• Weight on average: 330 -440 pounds (King)

• Physical Characteristics:

– Smooth, rubbery skin

– Grey/dark grey on it’s back, but white underneath

– Dorsal fin has no bones, only cartilage

• Called Flukes

• Has five different digits inside the fin, almost like a human hand

– The blowhole

• What dolphins use to breathe through

• Covered by a muscular flap to make it water proof

• Located on the top of the head


Habitat•Bottlenose dolphins live in temperate and tropical waters throughout the world.

•Bottlenose Dolphins prefer warm water

•10° to 32°C (50°-90° F).

•Usually limited to surface water

•Shallows where they can hunt their fish

•Dolphins move in groups - they are very social creatures

http://library.thinkquest.org/17963/images/large-species-T-truncatus-dist.jpg

Food and Hunting

http://www.allaboutyou.com/cm/allaboutyou/images/Rr/or_9fb63661121196971528630.jpg

Breeding and Raising Calves


Dolphins and Humans• The toxins in waters and dolphin tissues, and death rates

– Exacerbated and created by the heavy boat traffic, habitat destruction, and pollution

• Many establishments where dolphins are for recreational purposes, as well as somewhat educational.

• Theme parks express the education about the natural lifestyle of dolphins and bring awareness to the mistreatment of these intelligent creatures.

• Dolphins have been hunted for food, clothing, and fertilizers

• Peru, Sri Lanka, Taiwan, and Japan to this day

• Dolphins can get drowned by fishing nets and fishing gear.

Fun Facts!

• Dolphins use echolocation to see underwater– They send out whistles and high pitched sounds, and

when the sounds bounce back, the dolphins can see what is in front of them

– They use this for communication as well as hunting for fish and other creatures

• Dolphins spend 33% of their day sleeping– When they sleep, they only sleep with one half of their

brain.

Death of Dolphins and the Causes of them

http://media.nj.com/star-ledger/photo/dead-dolphin-on-beach-a88ce5e48327634b_large.jpg

•Dolphins usually live for about 20 years

•Ways dolphins die:

• parasites

•suffocation from trash

•Predator attacks (sharks, and sometimes stingrays and killer whales)

•Human hunting

Works Cited• King, Judith: Wildlife Fact File Pittsburg, PA: International

Masters Publishers, 1997 • "BOTTLENOSE DOLPHINS: Habitat & Distribution."

Seaworld.com/animal-info.com. Web. 19 Apr. 2011.“• BOTTLENOSE DOLPHINS: Diet & Eating Habits."

Seaworld.com/animal-info.com. Web. 19 Apr. 2011. • "BOTTLENOSE DOLPHINS: Physical Characteristics."

Seaworld.com/animal-info.com. Web. 19 Apr. 2011. • "BOTTLENOSE DOLPHINS: Adaptations for an Aquatic

Environment." Seaworld.com/animal-info.com. Web. 19 Apr. 2011.

• "BOTTLENOSE DOLPHINS: Longevity & Causes for Death." Seaworld.com/animal-info.com. Web. 19 Apr. 2011.

• "BOTTLENOSE DOLPHINS: Reproduction." Seaworld.com/animal-info.com. Web. 19 Apr. 2011.

• "BOTTLENOSE DOLPHINS: Birth & Care of Young."Seaworld.com/animal-info.com. Web. 19 Apr. 2011.

• "BOTTLENOSE DOLPHINS: Scientific Classification." Seaworld.com/animal-info.com. Web. 19 Apr. 2011.

Megan Berry Period 6 Bottlenose Dolphin

Education

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