White eggs thickly speckled with brown
Robins lay small blue eggs with little spots.
There are many species of wren and many more birds that are called wrens. Egg colour varies. European wrens (t. troglodytes) lays white eggs with tiny pink-brown spots at the blunt egg.
Of course they do.
Cactus wrens usually nest in the cholla cactus. This very spiny cactus provides protection for their eggs and young from predators such as snakes.
House sparrows and wrens often compete with bluebirds for the same nesting house. Often time sparrows will break bluebird eggs or make another nest over the current bluebird nest.
It is very common for House Wrens to remove baby birds of other species from their nest before they get too heavy for them to pick up. Usually after about 4-7 days of development, the babies are safe from a House Wren due to their weight. House Wrens will often Take out the babies and drop them to the ground, and then either build their own nest or simply disappear. House Wrens however are a protected species and therefore they and their eggs/babies cannot legally be harmed.
There are several species of birds other than robins that lay blue eggs. Bluebirds lay blue eggs, as well as starlings and house finches.
robins
they mate and lay eggs
Blue AKA Little AKA Fairy Penguins lay eggs, just like all the other Penguin species.
there are alot more but one species is the house finch with pale blue eggs and black spots on the larger bottom of the egg
The name of the bird in TN that lays small blue eggs is called house finches. House finches can reach 4.9 to 5.9 inches and have a span of 7.9 to 9.8 inches.