PDF-Blubber or how do they stay warm in such cold water Orca Scientists Killer whales next

They are found in all the oceans of the world but are most commonly found in the cooler waters both north and south of the 50th parallel Through time their bodies have adapted to life in these cold waters In fact whales have become very well adapted. Heck yeah.. Whale singing! =D (communication). Whale songs are a series of different themes given in a predictable order.. Sailors heard the songs and likened them to canaries singing, giving whales the nickname “sea canaries”. Know the defining characteristics of mammals.. Classify different types of marine mammals. Relate physiological adaptation of marine mammals to their environment. Marine Mammals. vocabulary. Mammary glands. Vertebrates. 350 m.y.a. vertebrates invaded land. Decendents of bony fish . Land vertebrates had to adapt to harsher conditions on shore. Tetrapods had to develop lungs that allowed for absorption of oxygen directly from air. . By: Colleen Bereda. Period 4. Just the Basics. whales are an endangered species. . are the biggest animals on Earth average weight is 23-30 tons. . are in the category of Cetaceans. . are hunted for meat, fat, oil, leather, tools, and many other materials. Whales live in oceans and swim under water. However, they have blowholes that open and close, allowing the whales to breathe. . There are two types of whales: Baleen and Toothed Whales. They are named according to the way they feed. . R. ussia, not come to U.S.. By. Jadon Delaney. Date. 10/19/15. Who. Who: all I could find was a judge for this so judge Amy . Totenburgh. . . . Unit 3. Mammal classification. Mammals are one of the classes of vertebrates. All mammals share a series of common characteristics. Internal body temperature control. Mammary glands. Live birth (few exceptions). By John Winston. Killer Whales. They live in cold places like north pole and the Antarctica. Indian ocean and the parlor waters and pacific ocean. Most killer whales live icy waters and around the northern south poles.. Written and read by:. Blaire . Tumpalan. “Ma, I want an orca whale! Please?? If I had an orca whale, I could play every single day and not get bored. We can play checkers, tag, and tug of war. If I get very sad and lonely, my orca would come to the rescue and make both of us happy by splashing water on me. My science teacher told me that orcas are very playful. Plus, I won’t have to ask you if I could go outside.”. By. Sara Kowalski. Toothed Whales vs. Baleen Whales. Toothed Whales . (Odontoceti). Baleen Whales (Mysticeti. ). Toothed whales are predators that use their teeth to catch their prey. Baleen whales have a sieve-like structure called baleen that catches huge amounts of tiny krill. POLAR BEARS . Top predator in the marine food chain. Adult males may reach 3 meters in length. A four-inch layer of fat lies beneath the bears skin for insulation. Can swim for up to 60 miles without resting. 2IntroductionOur World is facing the strongest environmental crisis ever and its e31ects are causing the sixth major extinction of the planet Earth More than 7700000000 human beings are exhausting the Characteristics of mammals. Characteristics of mammals. All mammals have the following in common:. 1. Are . endothermic . 2. Hair. 3. Specialized . teeth. 4. PARENTAL CARE- Females . produce milk in . One type of animal that made a successful and complete transition from land to water in the course of its evolution is the whale. .. . The According to the fossil record, about 50 million years ago some terrestrial mammals began to make the transition from a life on land to a life in the sea. .