"They also carry ticks which can harm other wildlife and birds."

However, the video has received complaints from bird lovers, who say it could encourage cats to harm birds.

Picking them off the plants has been a losing battle, but I don't want to use pesticides that might harm birds, fish or beneficial insects like bees.

It is not known to rapidly harm most mammals or birds, but is dangerously toxic to cats and fish.

(It is not a contact insecticide and will not harm mammals, birds or fish.)

Stray dogs are also a threat as they could harm the native wood hen and other birds.

Permethrin, however, is not known to seriously harm most mammals or birds, as it has a low mammalian toxicity and is poorly absorbed by skin.

It is generally peaceful and unlike other falcons will not harm smaller birds.

It is important to use professional bird control products that do not harm birds, other animals or people.

Chemical deterrents that do not harm birds are widely used with limited results.