The advice discusses when to expect to see these babies, when to rescue and most importantly, when not to rescue.
The advice does not cover every species or every unique situation and birth and hatch times can vary.
It's a general overview that the sanctuary hopes can help.
Whitby Wildlife Sanctuary are a busy rescue service in Whitby. The charity helps save various animals up and down the Yorkshire coast.
You can donate to their cause here.
They can also be found on Facebook here.
21. Whitby Wildlife Sanctuary's wild baby animal advice
Whitby Wildlife Sanctuary say seabird chicks can be expected from June onwards. They say specialist seabird chicks will nearly always need rescuing if found grounded, waterlogged or beached. Photo: Whitby Wildlife Sanctuary
22. Whitby Wildlife Sanctuary's wild baby animal advice
Whitby Wildlife Sanctuary say baby bats (pups) can be expected from June onwards. They say if the bat pup is on the ground and has its eyes closed, is pink and has no fur or has flies surrounding it, it will need rescuing. Photo: Whitby Wildlife Sanctuary