Yes.
A flock of crows is called a - wait for it - murder. Yes, a murder. And if even just one crow in the group is killed on their migration route, the group will change it completely. Like if their route was over a farmer's field and a crow gets shot, they will no longer pass over that field.
no.
Kendall Island Migratory Bird Sanctuary was created in 1961.
East Bay Migratory Bird Sanctuary was created in 1959.
Bear River Migratory Bird Refuge was created in 1927.
McConnell River Migratory Bird Sanctuary was created in 1960.
Harry Gibbons Migratory Bird Sanctuary was created in 1959.
Bylot Island Migratory Bird Sanctuary was created in 1965.
feck no
yes
George C. Reifel Migratory Bird Sanctuary was created in 1963.
Queen Maud Gulf Migratory Bird Sanctuary was created in 1961.
The area of Bear River Migratory Bird Refuge is 299.467 square kilometers.