Trying to make him jealous.

I, had, heard "this": but our lot don't seem aware of the fact.
"Some of Britain's commonest birds are now on the "red list" of species whose numbers are crashing so rapidly that scientists fear for their future.
Starlings and house sparrows, once so common, have dropped in number by more than half in 25 years."
Once they find it full. - . -  - . It isn't - for very long.

Just to rub more salt in - Pity I couldn't catch more than these five.
NOW you'll be looking for #5 - it is there.