my vet told us to take a bit of cat food that had been moistened by water and feed it to them with tweezers
This answer doesn't just apply to Birds'...
they eat small stones called grit - it turns into the shell on their eggs. in the wild birds would eat the shell on unwanted eggs to create new ones.
birds that eat penguins
what does snow birds eat
in a sperm cell
Yes, birds do in fact eat eat sedges.
There are certain birds that eat reptiles.
walrus don't eat birds
Sheep and various birds.
Yes, they do eat birds like ducks and wading birds.
Some birds, like falcons, eat smaller birds, but large birds who aren't birds of prey don't
The goliath spider and the tarantula eats birds, but they eat small types of birds.