Columba livia

• 32 cm long
• Blue-grey in colour (although other colours are common).
• 2 - 3 broods per year, with 2 eggs in each clutch.
• 17 - 19 day incubation period.
• Young birds spend 35 - 37 days in the nest.
• Feeds on seeds, green feed, domestic scraps in and around cities, near roosting sites.
• Nests on ledges.

• 27 cm long.
• Fawn-grey with a narrow black band at the back of the neck.
• 2 - 4 broods per year, with 2 eggs in each clutch.
• 14 - 15 day incubation period.
• Young birds spend 15 - 19 days in the nest.
• Nests in trees and canopies.
• Feeds on seeds, grains near roosting sites.