Dolphins are mammals closely related to whales and porpoises. Dolphins have a powerful and streamlined body. They are found in all seas and oceans. Dolphins can be told apart from porpoises by their nose‚ which is beaklike‚ and also their conical teeth. Porpoises have a flatter nose‚ sharper teeth‚ and a more solid body. There are 32 known species of dolphins. The bottle- nosed dolphin is often the species used in aquatic shows. The common dolphin inspired many Mediterranean folk lores. Both
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Dolphins are cetacean mammals closely related to whales and porpoises. There are almost forty species of dolphin in 17 genera. They vary in size from 1.2 m (4 ft) and 40 kg (90 lb) (Maui ’s dolphin)‚ up to 9.5 m (30 ft) and 10 tonnes (9.8 long tons; 11 short tons) (the orca or killer whale). They are found worldwide‚ mostly in the shallower seas of the continental shelves and are carnivores‚ eating mostly fish and squid. The family Delphinidae‚ the largest in the order Cetacea‚ evolved relatively
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research suggests that dolphins are second only to humans in smarts. - MRI scans indicate that these marine mammals are self-aware. - Researchers think dolphins are especially vulnerable to suffering and trauma. When human measures for intelligence are applied to other species‚ dolphins come in just behind humans in brainpower‚ according to new research. Dolphins demonstrate skills and awareness previously thought to be present only in humans. New MRI scans show that dolphin brains are four to five
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EVOLVING DOLPHINS The Evolution of Dolphins JD Biology 101 January 16‚ 2011 Professor: Abstract Dolphins are a fun and playful species. They have evolved to be well suited for their aquatic environments. Over many years these animals have gone from land dwellers to deep-sea divers. These amazing creatures are considered one of the top predators in the marine ecology system. The Evolution of Dolphins Imagine you are at Six Flags Discovery Kingdom swimming with the dolphins. The trainers
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Did you know that dolphins has its own signature whistle to distinguish it from other dolphins‚ much like a human fingerprint? Dolphins have complex brains and signs of self-awareness. In this‚ you will know few about the anatomy and senses of dolphins‚ and their behavior also. So‚ dolphins have a streamlined fusiform body‚ adapted for fast swimming. The tail fin‚ called the fluke‚ is used for propulsion‚ while the pectoral fins together with the entire tail section provide directional control
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Braided Essay: Blood dolphins and Endangered Species As my cruise ship approached the port we were about to dock at‚ I stood near the railing looking down into the beautiful water. Even from fifty feet up‚ I could see straight to the bottom of the crystal clear water. As my family and I headed towards the main door to exit the ship‚ the butterflies in my stomach grew more and more excited. Finally‚ we left the ship and were greeted by a large sign that read‚ “Welcome to the Bahamas!” Our first stop
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A Dolphin Organism Evolves Anthony Youmans BIO/101 Pamela Buckman April 13‚ 2013 Kingdom: Anamalia‚ Phylum: Cordata‚ Class: Mammalia‚ Order: Cetacea‚ Sub-order: Odontoceti‚ Family: Delphinidae‚ Genus: Delphinus‚ Species: Delphi’s‚ or better known as‚ Dolphin. Dolphins occupy all oceans and major seas‚ even some are in larger river systems. This paper will cover characteristics of a dolphin‚ the ancestry to the modern dolphin‚ and what adaptations the dolphin has gone through to be the survivor
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Dolphins Surprisingly dolphins aren’t fish! A dolphin is a mammal. Like every mammal the dolphin is warm blooded‚ isn’t born in eggs‚ and breathes air. A dolphin usually breathes once or twice a minute. A dolphin can hold its breath no longer than seven minutes but only if it is an emergency. Dolphins do have a tiny bit of hair! The only place there is hair is right next to the blowhole. Dolphins have blubber instead of fur. Blubber gives a dolphin their streamline shape. Blubber also is a cover
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Mostly whales and dolphins compare so many things‚ but at the same time they have their differences.Whales can weigh up to 150 tons and dolphins between 400-600lbs (200-300kg).There are two kind of whales baleen and toothed whales.But dolphins are like whales because they belong to the tooth whales.Whales and dolphins are interesting because each one has so many things to learn about.’Some similarities that dolphins and whales have in common is that they are mammals‚ they both are very smart‚ and
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------------------------------------------------- State Results All times eastern (EST) time zone State and Votes | Poll Closing | % Reporting | Obama | Romney | Alabama (9) | 8:00 PM EST | 99% | 38%793‚620 | 61%1‚252‚453 | Alaska (3) | 1:00 AM EST* | 86% | 41%97‚564 | 55%129‚858 | Arizona (11) | 9:00 PM EST | 85% | 44%901‚035 | 54%1‚108‚503 | Arkansas (6) | 8:30 PM EST | 97% | 37%392‚401 | 61%644‚784 | California (55) | 11:00 PM EST | 81% | 59%6‚493‚924 | 38%4‚202‚127 | Colorado
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