Nest ecology, productivity, and growth of the loggerhead shrike on the shortgrass prairie

Author(s)

Porter, David K., Mark A. Strong, J. Brent Giezentanner and Ronald A. Ryder

Year

Wed, 01/01/1975 - 12:00

Article Title

Nest ecology, productivity, and growth of the loggerhead shrike on the shortgrass prairie

Volume

Issue

Pages

429-436

Start Page Number

429

Final Page

436

Review

Datapoints

Displaying 1 - 6 of 6 datapoints.

Species: Loggerhead Shrike (Lanius ludovicianus)
Exposure Endpoint Type	Endpoint Description	Endpoint Value	Sample Size	Units	Life Cycle Stage	Specific Location	Range	Type
Clutches or Litters per year		1	77 pairs	clutches/yr	Adult	Pawnee National Grassland		Exposure Factor Datasets
Clutch or Litter Size	average clutch size, 4 years	6.39	77 pairs	eggs/clutch	Adult	Pawnee National Grassland	5-8	Exposure Factor Datasets
Duration of Incubation or Gestation	incubation period	16	330 hatched eggs	d	Embryo	Pawnee National Grassland		Exposure Factor Datasets
Age at Fledging, Metamorphosis, Weaning	normal fledging period	17	232 fledged birds	d	Fledgling	Pawnee National Grassland		Exposure Factor Datasets
Fledging or Weaning Rate	average number of fledglings produced per nest	5.40	65 successful nests	fledglings/nest	Fledgling	Pawnee National Grassland	4.36-5.88	Exposure Factor Datasets
Hatching Success	average number of eggs hatched per successful nest	5.69	65 successful nests	eggs/nest	Hatchling	Pawnee National Grassland	5.07-6.26	Exposure Factor Datasets