An ==Key Stage 1=====Meaning===A '''mammal''' is an [[animal]] with a [[backbone]] that feeds its young with milk and usually has hair. : Singular [[Noun]]: '''Mammal''': Plural [[Noun]]: '''Mammals''' ===About Mammals===: Most '''mammals''' have a layer of fur.: All '''mammals''' have nipples.: Female '''mammals''' make milk for their young.: Most '''mammals''' give birth do live young. ===Examples==={| class="wikitable"|-|[[File:Mouse.png|center|200px]]|[[File:Dog.png|center|200px]]|[[File:Hedgehog.png|center|200px]]|-|A mouse is a type of '''mammal'' called a rodent.|Dogs were bred by humans from wolves.|A hedgehog is a mammal that has very thick hairs that are spikey.|-|[[File:Monkey.png|center|200px]]|[[File:Cow.png|center|200px]]|[[File:Dolphin.png|center|200px]]|-|A monkey is a '''mammal''' that lives in trees.|A cow makes milkbecause it is a '''mammal'''.|A dolphin is a '''mammal''' that lives in the sea.|} ==Key Stage 2=====Meaning===A '''mammal''' is an [[animal]] with a [[backbone]] that feeds its young with milk and keeps usually has hair. ===Lifecycle of Mammals==={| class="wikitable"|'''Foetus'''|'''Young'''|'''Adult'''|-|[[File:ElephantFoetus.png|center|200px]]|[[File:ElephantYoung.png|center|200px]]|[[File:Elephant.png|center|200px]]|-| style="height:20px; width:200px; text-align:center;" |A '''mammal''' starts its life inside the mother getting its food through the umbilical cord.| style="height:20px; width:200px; text-align:center;" |When a '''mammal''' has been born it cannot eat so it gets milk from its mother to survive. This 'young' is an elephant calf.| style="height:20px; width:200px; text-align:center;" |An adult '''mammal''' is mature and can have it's own [[offspring]]. This adult is an elephant.|} ==Key Stage 3=====Meaning===[[Mammal]]s are [[vertebrate]] [[animal]]s which feed their young with milk and keep a constant internal [[temperature]]. ===About Mammals===: Only two '''mammals''' lay eggs; the echidna and the duck billed platypus. ==Key Stage 4=====Meaning===[[Mammal]]s are a [[class]] of [[vertebrate]] [[animal]]s which feed their young with milk and keep a constant internal [[temperature]]. ===About Mammals===: Only two '''mammals''' lay eggs; the echidna and the duck billed platypus. ==Beyond the Curriculum=={{#ev:youtube|https://www.youtube.com/watch?v=sz3Yv3On4lE}}