AnAge entry for Ammodramus savannarum

Classification (HAGRID: 01169)

Taxonomy: Kingdom: Animalia
    Phylum: Chordata
        Class: Aves (Taxon entry)
            Order: Passeriformes
                Family: Passerellidae
                    Genus: Ammodramus
Species: Ammodramus savannarum
Common name: Grasshopper sparrow

IMR: 0.4/year
MRDT: Not yet available
Maximum longevity: 9.1 years (wild)
Source: ref. 427
Sample size: Medium
Data quality: Acceptable
Observations: In the wild, males appear to live on average 3 years with an annual mortality rate of 0.4 [0552]. Record longevity from banding studies is 9.1 years [0427].

[0820] John Dunning (2008), CRC Handbook of Avian Body Masses
[0435] McKechnie and Wolf (2004), The allometry of avian basal metabolic rate: good predictions need good data (PubMed)
[0552] Delany et al. (1995), Territory size and movements of Florida grasshopper sparrows
[0444] John Terres (1980), The Audubon Society Encyclopedia of North American Birds
[0427] BBL - Longevity Records of North American Birds
[0445] The Birds of North America Online