First of all what are cetaceans Cetaceans are a very unique types of mammals. They are the only mammals that happen to live below the surface meaning.

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Presentation transcript:

First of all what are cetaceans Cetaceans are a very unique types of mammals. They are the only mammals that happen to live below the surface meaning they live underwater. They are mammals of aquatic life. Cetaceans comes from a latin word cetacea and also cetus Cetaceans are broken into two Suborders, or main groups: Mysticeti (baleen whales) Odontoceti (toothed whales)

This is a blue whale Blue whales are thought to be the largest animal ever to live on the Earth. They reach lengths up to about 100 feet and weights of an amazing tons. Their skin is a beautiful gray-blue colour, often with a pattern of light spots.

This is a fin whale The fin whale is the second-largest animal in the world. Its appearance caused sailors to call it the "greyhound of the sea." They are the only animals in the world that have unequal patterns on there skin.

Enough on whales lets see some cute pictures of Dolphins!

:O

He might die because cetaceans have very strong senses

Poor man he got bitten by the shark while swimming

Tiger shark

Baby tiger shark

This is a whale shark a combination of a whale and a shark

Lets gets some questions answered!!!!!

What do they eat? Cetaceans feed on most kinds of fish, including mullet, whiting, snapper, tuna, bream and invertebrates such as squid.

How deep can dolphins dive? Bottlenose dolphins can dive to depths of 21 metres and even to 30 metres. Risso’s dolphins can dive to over 1000 metres.

How long do calves stay with their mothers? Calves stay with their mothers up to five years or longer. Mothers are very protective and keep the calf at their side at all times during this period.

How long can some cetaceans stay under water? For periods of up to 1 hour, although five minutes is usually the average.

Can you feed cetaceans? Can you feed cetaceans? No, you should not. Feeding them will change their food behaviour and will have a detrimental effect on the marine life in general. If you feed dolphins or whales, you interrupt the natural food chain.

This animals mother had eaten some sort of chemical which lead to its child looking like this after she give birth to it.

How long is the carrying of off spring period for most cetaceans? It is between 10 to 13 months. Whales give birth to a calf every 2 to 3 years.

How long is their milk period? The calf is fed for 3 to 9 months.

Sumaiya Sadiya and Omaima Ayub edited slide show Sadiya Hussain, Zainab Buksh and Anisha Ali provided info and pics Whole group helped in summarising the slide show Salihah Nisa-made presentation