In 2001 nearly 600 illegal wildlife objects were smuggled into Britain.
Sometimes it's just holidaymakers who don't realise ivory or rare animals skins might be illegal.
But some criminals are selling endangered animals as exotic pets or to make medicines and fashion items.
The new unit will especially target people who sell stolen birds' eggs, smuggle endangered animals and take part in cruel sports like badger-baiting.
The egg-thieves are in danger of wiping out several bird species already.