About Dolphins for Children

About Dolphins for Children

There are more than 30 different types of ocean dolphin. The bottlenose is the one often seen in films and photographs. These dolphins look as if they are smiling because of the shape of their jaws. The average bottlenose is about 10 to 14 feet long and can weigh up to 1,500 lbs. The largest dolphin is the orca, also known as the killer whale, which can be about 30 feet long and weigh an average of 8,000 to 12,000 lbs. Despite its name, the killer whale does not by nature attack humans. It's the kind of dolphin that performs in shows at Sea World. There are five types of river dolphins that live in some of the largest rivers in Asia and South America. River dolphins have Randall Cobb Jersey a longer nose/snout Randall Cobb Green Jersey than ocean dolphins and packersnflofficial.com/Nike-Clay-Matthews-Jersey.html the Amazon River dolphin in South America is pink.

Dolphins are mammals and cannot breathe under water. They breathe through a blowhole in the top of their head and hold their breath in the same way humans do when they want to swim under water. Some dolphins can hold their breath for up to 15 minutes. To sleep, they rest at the surface of the water or swim slowly packersnflofficial.com/Nike-Tramon-Williams-Jersey.html under water and come up for air. Some species can Eddie Lacy Womens Jersey swim up to 25 mph. They mostly use their tail to move and their fins to steer. Dolphins have Eddie Lacy Kids Jersey fantastic hearing, but hardly any sense of smell.