10,000 Birds

AUGUST 2, 2024

Britain’s Peregrine population collapsed in the early 1960s, the result of poisoning by organochlorine pesticides that either killed the birds or rendered them infertile. It is good to report, too, that the clergy has been generally supportive of their high-rise tenants.

Falcons 199

Falcons Feral Tenant Eggs 199

10,000 Birds

DECEMBER 13, 2018

First and foremost, with regular, frequent visits to each nestbox, you may be able to spot problems threatening your tenants. If you don’t kill the adult wasp, she will soon return and rebuild. There are three prime objectives for monitoring nestboxes. Birds won’t use a box with wasps inside.

Tenant 194

Tenant Shelters Protection Eggs 194

10,000 Birds

JUNE 8, 2023

The Large-billed Crow ( video ) is one of the natural enemies – in the study above, it predated 19 eggs from four pitta nests. Different from many other parasitic cuckoos, the chick typically does not kill all its nest mates, though one or two of them may die from starvation. But at least for this season, the chicks should be ok.

China 130

China Tenant Pakistan Birds 130