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Vertebrates pag 44 y 45 - Contenido educativo

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Subido el 8 de febrero de 2021 por Fernando Luis R.

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Vertebrates pag 44 y 45

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What are vertebrate animals like? 00:00:03
Vertebrate animals have an internal skeleton. 00:00:08
The skeleton has many different bones. 00:00:12
Bones are strong and support the body. 00:00:18
A bird skeleton. 00:00:25
A fox skeleton. 00:00:28
Vertebrates have a spine with many vertebrae. 00:00:33
Their spines are flexible, so vertebrates can move in different ways. 00:00:37
They can run, jump, fly, walk and slither. 00:00:46
Why do giraffes have long necks? 00:00:55
What do you think they eat? 00:00:58
How are vertebrates different? 00:01:36
There are five groups of vertebrates. 00:01:38
Mammals, birds, amphibians, reptiles and fish. 00:01:43
Most vertebrates have two pairs of external limbs. 00:01:51
But some vertebrates, like snakes, do not have external limbs. 00:01:55
What limbs does each animal have? 00:02:11
Decide, then listen and check. 00:02:14
A. Seals 00:02:19
Seals have four external limbs that help them to swim and walk 00:02:22
Their limbs are called flippers 00:02:31
B. Monkeys 00:02:34
Monkeys have four external limbs 00:02:40
They have legs that help them to walk and arms that help them to climb 00:02:47
C. Ducks 00:02:54
Ducks have four external limbs 00:03:04
Their two wings help them to fly 00:03:11
and their two legs with special feet help them to swim 00:03:15
D. Fish 00:03:20
Fish have external limbs to their sides called fins 00:03:31
Subido por:
Fernando Luis R.
Licencia:
Todos los derechos reservados
Visualizaciones:
18
Fecha:
8 de febrero de 2021 - 19:55
Visibilidad:
Público
Centro:
Sin centro asignado
Duración:
03′ 49″
Relación de aspecto:
1.78:1
Resolución:
1280x720 píxeles
Tamaño:
20.06 MBytes

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