by colour coding them and solve them in tens
If there is only one or two white birds in a pretty large flock, it is probably an albino.
A flock generally refers to a large group of birds. It also applies to sheep.
In a small flock, yes, but in large flocks (10+) I would never allow it.
A group of sheep are called a flock. But if you have a very large group of sheep, you call it a drove.
A flock or rookery if they are nesting
Herd, Flock-depends on animal.
Most birds flock for protection - They're always safer in a group. While groups of birds within a flock eat, there are sentinel birds, who watch out for danger and warn the eating birds.