Wildlife
Mammal success
The secret to mammalian dominance lies in their warm-bloodedness.
The secret to mammalian dominance lies in their warm-bloodedness.
Lucky pups
There is a big difference between placental and marsupial mammals.
There is a big difference between placental and marsupial mammals.
Winter warmers
Warm blood and thick fur help mammals like musk oxen and seals survive in extreme cold.
Warm blood and thick fur help mammals like musk oxen and seals survive in extreme cold.
Jurassic mini-mammals
You can trip across a dinosaur skeleton, but how do you find tiny mammal fossils?
Dr Guillermo Rougier of the American Museum of Natural History describes how tiny mammal fossils are a lot harder to find than huge dinosaur bones. This programme was first shown in 2002.
Missing link
Early mammal fossils found in Wales show the transition from reptiles.
Early mammal fossils found in Wales show the transition from reptiles.
Poo analysis
Chris Packham explains his fascination with animal poo.
Chris Packham explains his fascination with animal poo.
Mother's milk
A childcare revolution as mammals enter the arena.
A childcare revolution as mammals enter the arena.
Delay tactic
Placentas enabled birth to be delayed until babies were well-developed.
Placentas enabled birth to be delayed until babies were well-developed.
Placental mammals
Bearing live young comes at a cost worth paying.
Bearing live young comes at a cost worth paying.
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