Gnatcatcher family (Sylviidae)
Small slim bird, 4” long. Bluish-gray back and head, light gray below. Long tail is usually cocked upward or flicked from side to side. Tail is black above, white below. White eye ring.
Tiny cup is made of plant fibers and spider webs and covered with bits of lichen. Nest is placed on a horizontal limb, 10 to 20 feet above the ground. Eggs are pale blue with dark spots. Clutch size – 4 to 5 eggs.
Song is a complex rambling jumble of high-pitched phrases. Song is only heard early in the breeding season, during mid-March and early April. Call, heard throughout the spring and summer, is a thin high-pitched series of “zeeeee” notes.
Polioptila: polios, Greek for “gray”; ptilon, Greek for “feather”; caerulea, Latin for “blue” for its blue back
In the Nature Park:
Short-distance migrant, arriving mid-March to early April. Common in open woodlands throughout the Nature Park.