Allen Thomson on this subject in a late number of NATURE induces me again to draw attention to some objections I offered to the placental classification ... Rolleston's “Forms of Animal Life ...

So now we know a lot more about classification and why we do it what do you think about this animal? From the five groups we looked at how would you classify it? Is it a fish, a reptile ...

A collection of KS1 science clips about animal classification. Watch simple introductions to fish, amphibians, marine life, egg-laying animals, spiders, animals with patterns and nocturnal wildlife.