It's just the way that the crow is. Like how is a robins egg blue?
Yes they are birds so they lay eggs.
White Crows - 2014 was released on: USA: 2014
they weigh 32g!!
YES. The Crows eat dove eggs as well as their babies which they kill and eat.
Crows lay eggs just like any other bird. They lay it in a nest and when its time the eggs will crack and hatchlings will come out.
grasshoppers
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YES. The Crows eat dove eggs as well as their babies which they kill and eat.
Blue eggs may be more camouflaged in green foliage than white eggs. Also, eggshells with blue pigments in them are stronger than white eggshells, so more survive to hatch. Pigments may also offer some protection from UV light, which could cause mutations in the developing embryo.
Yes, crows do lay eggs. Female crows typically lay between 3 to 7 eggs per clutch, which they incubate for about 18 days before they hatch. The eggs are usually bluish or greenish with dark speckles, and both parents often participate in caring for the young once they hatch.
In Search of White Crows - 2007 was released on: USA: 20 March 2007 (Cleveland International Film Festival)
Female crows lay three to seven bluish-green eggs with brown or gray blotches.