We have had sparrows nesting in our boxes and now it looks like they are returning to roost over winter. I have not yet cleaned the boxes out. Shall I leave it or clean them anyway?

Help with frog spawn

Is that a Great Blue Heron?

Strange Robin call

What is this bird . North Yorkshire

kestel question

Replacing Leylandi Hedge for Wildlife

Bluetit roosting in bird box at this time of year?

Wrens

Fledgling sparrow spending the night in a feeder