The purpose of bird control spikes are to limit the area available for birds to land on, keeping the birds unharmed from the spikes, and keeping them from landing near them.

A bird is kept in an aviary also called a cage or bird cage.

The ministry of fisheries,environment and agriculture is responsible for keeping up the fish hatcheries bird sanctuary's and wild refugees.

I'm not sure I quite understand your question. There are several ways to keep a bird cool /warm. What kind of bird, and where are you keeping it at? Inside or outside?

Like a human being, pet birds have also health needs. Aside from keeping a cage clean and paying attention to your bird. Your feathered friend bird needs proper grooming and keeping a pristine cage, including changing the water twice a day, can help prevent problems.