Usually because they believe a predator, you, is watching the nest and will attack them if they return. Stay...away...from...nests. Use binoculars.
robins eggs are blue
Some fish abandon their eggs; some fish don't.
3 to 5 eggs.
Robins typically take about 12-14 days to hatch their eggs.
Everything tells me that robins lay blue eggs but a robin has nested in my garden, laid six eggs and they are all white
Robins don't give birth they hatch eggs.
Ducks may abandon their eggs due to disturbances or threats from predators, lack of suitable nesting sites, or if they sense that the eggs are infertile or damaged.
Robins lay small blue eggs with little spots.
No.
no
robins lay bluish green eggs...
blue