Wilsonia pusilla (bird)

Mass: 2.6 g

Diet: insectivore based on Blake and Hoppes 1986, Allen and O'Connor 2000, Greenberg and Bichier 2005, and Anderson and Naka 2011; insectivore-frugivore based on Ramírez-Albores and Navarro-Sigüenza 2011

Abundance: 0.10 to 17.50% (median 1.25%)

Latitudinal range: 9.6° to 59.5°

Habitats: Mediterranean woodland (2), boreal forest/taiga (1), temperate broadleaf/mixed forest (6), temperate coniferous forest (1), temperate savanna (1), temperate wetland (1), tropical/subtropical dry broadleaf forest (2), tropical/subtropical moist broadleaf forest (10)

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Found in 24 samples

Canada: Calling Lake (control), Tantramar Marshes

Costa Rica: Savegre Lodge (primary forest), Savegre Lodge (secondary forest), Monteverde

Mexico: Palomares, Santa Martha (forest), Finca Irlanda (winter 2001), Finca Irlanda (winter 2002), Santa Martha (second growth), Santa Martha (open)

Nicaragua: Siuna (birds, primary forest), Siuna (birds, secondary forest), Siuna (birds, pasture)

United States: Camarillo Oak Grove County Park, Sandrock Cliff (spring), Sandrock Cliff (fall), William Trelease Woods (gap, spring), Lucky Peak (willow riparian), Yakutat, Laudholm Farm, Clayhead Preserve, China Creek Park, Drivers Flat (birds)

Size measurements:
7.2 mmN = 1
7 mmN = 1

See also Wilsonia, Wilsonia canadensis, Wilsonia citrina, Wilsonia pussilla