The all-black carrion crow does not nest in colonies like the similar rook. It can be seen almost everywhere.

The blue-tailed damselfly does, indeed, have a blue tail. It is one of our most common species and frequents gardens - try digging a wildlife pond to attract dragonflies and damselflies.

Forming mats of straight, bright green stems, Common spike-rush does, indeed, look like lots of tightly clustered 'spikes' near the water's edge of our wetland habitats.