All birds have two feet which are modified in such a manner they help the birds survive .
Based on shape of the feet , they can be classified as follows .
Perching feet - which are adapted for holding on the branches eg: pigeon .
Swimming feet - which are specialised for swimming eg: duck .
Grabbing feet - which are built for holding on to prey eg: eagle .
Climbing feet - which are modified for climbing trees eg: woodpecker .
Walking feet - which are tailored to run and also made through water eg: hen .
CLAWS
Claws is a curved ,pointed sharp edges made of keratin that are found at the end of a finger or toe .
Claws are used by carnivorous mammals such as cats and dogs to catch and hold prey .
What are the main functions of bird feet and claws?