"Almer 1938 27. Dia. largest limb for attachment --- 3/4" "smallest " " " 1/4" Sopan; f22-5. 38-205 & Costa Hummingbird perched on edge of nest containing one young and one egg. Sun is so hot that it is difficult to get one of here sitting completely on the nest; she tries to shade, not cover young. Nest is placed atop a horizontal dead skeleton branch of Opuntia (sp?); many live stems present, but seemingly present position offers better attachment for anchoring spider webs. Nest probably in sun all afternoon from 2 P.M. Ht. Cactus site 53" Ht of nest 32" Dia. supporting branch 5/8" Outside dia. of nest 1 3/8" Inside dia. of nest. 4/8" Outside depth of nest 1 3/16" Inside depth of nest 1/2" Nest made of very finely shredded light gray plant fibers, with fuzz from composite stems or leaves as a lining + feathers about 1" long. First material laid down is 3/8" layer of buff pappus of composite. All bound together with spider webs. Nest branch above nest 4". Sopan; f25-f11. General appearance of nutquith.