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PRIMARIA - 4º - VERTEBRATES - NATURALS - FORMACIÓN - Contenido educativo

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Subido el 5 de octubre de 2020 por Cp santodomingo algete

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All vertebrates have a backbone, but how they breathe, how they reproduce, and what they 00:00:00
eat can be different, even within a group. 00:00:26
All animals need oxygen to live. 00:00:38
Mammals, reptiles, and birds breathe with lungs. 00:00:42
They use lungs to take oxygen from the air. 00:00:47
Fish use gills to take oxygen from the water. 00:00:51
Water enters the mouth and goes through the gills so they can get oxygen. 00:00:55
Amphibians have gills when they are young and live in water, and later develop lungs 00:01:01
live on land. Reproduction. Reproduction. All mammals are born directly from their 00:01:08
mother. They are viviparous. Mammals also produce milk to feed their babies and 00:01:21
look after them for a long time. All other groups reproduce by laying eggs. 00:01:29
They are aviparis. Some eggs have a hard shell, such as chicken eggs. Other eggs 00:01:37
are soft, such as frog eggs and fish eggs. Nutrition. Nutrition. Most vertebrates are 00:01:46
omnivores. This means they eat plants and other animals. Other vertebrates are 00:02:02
carnivores. This means they only eat other animals. 00:02:12
Some mammals, fish, and a few birds are herbivores. This means they only eat plants. 00:02:19
Almost all reptiles and amphibians are carnivores. 00:02:28
Remember, carnivore means they only eat other animals. 00:02:36
Idioma/s:
en
Autor/es:
CEIP SANTO DOMINGO
Subido por:
Cp santodomingo algete
Licencia:
Reconocimiento - No comercial - Sin obra derivada
Visualizaciones:
143
Fecha:
5 de octubre de 2020 - 18:09
Visibilidad:
Público
Centro:
CP INF-PRI SANTO DOMINGO
Duración:
02′ 52″
Relación de aspecto:
1.78:1
Resolución:
1280x720 píxeles
Tamaño:
33.26 MBytes

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