MRS B B Williams questioned why a sparrowhawk killed a dove in her garden (Letters, October 5).

Although it is a sad thing to witness, the sparrowhawk needs to hunt and kill to survive - unlike the domestic cat, which will mercilessly torment its prey before killing it, then leave it to go home to a gourmet meal of tinned cat food.

-Brenda Camp, Fabians Way, Henfield