This is a dichotomous key for bird's feet and a diagram of a bird's foot.
Dichotomous Key for Birds' Feet
1a
1b
two toes four toes
Struthio camelus go to 2
2a
2b
two toes forward and two toes back three toes forward and one toe back
Dryocopus pileatus
go to 3
За
3b
toes webbed toes not webbed
Anas platyrhynchos go to 4
4а
4b
toes in curled position toes flat
Vermivora chrysoptera go to 5
5а
5b
toes long and narrow toes thick and feathered
Ardea herodias
Lagopus mutus
What is the name of this bird?
Dryocopus pileatus
Ardea herodias
Vermivora chrysoptera
Anas platyrhynchos
1 answer
Based on the dichotomous key, the bird in the diagram has two toes forward and two toes back, so it fits under the category of Dryocopus pileatus. Therefore, the name of this bird is Dryocopus pileatus.