Estimates of the number of individuals of other species in the state were assessed using their relative abundance by mist-netting in relation to the big brown bat
At Muddy Fork Creek, Cope & Richter (1978) caught 10 red bats, 8 big brown bats
, 7 pipistrelles and 6 Indiana myotis along with 8 gray myotis.
In Indiana, the big brown bat
is assumed to feed over or near cultivated fields, since spotted cucumber beetles (Diabrotica undecimpunctata) and other agricultural pests form about 80% of its diet (Whitaker 1995).
17 per netnight), followed in order of decreasing abundance by the big brown bat
, Eptesicus fuscus (254, 1.
When data from all years at Prairie Creek were compared, significant annual variation was present for the big brown bat
The canyon bat is unusual in urban and urban-edge parks in Southern California where the predominant species typically detected include Mexican free-tailed bat, Yuma myotis, and big brown bat
(Remington, 2000; D.
Food of the big brown bat
, Eptesicus fuscus, from maternity colonies in Indiana and Illinois.
It looks like even the big brown bat
has declined somewhat," said Mr.
In seasonal pools within palustrine woodlands of the northern Great Lakes region, Francl (2008) documented all six extant species (Little brown bat, Big brown bat
, Northern myotis [Myotis septentrionalis Trovessart], Red hat, Hoary bat, and Silver-haired bat; a seventh, the Eastern pipstrelle [Perimyotis subflavus Menu], is likely restricted to areas of Michigan's Upper Peninsula with mines or caves present; Kurta 1995).
Grilliot, ME, Mendonca, MT, and Burnett, SC: Big Brown Bat
Ultrasonic Signals Differ when Used for Echolocation versus Mating.
Eleven species of bats are typically considered to occur in Ohio (Gottschang 1981; Belwood 1998; Whitaker and Hamilton 1998): little brown myotis (Myotis lucifugus), northern myotis, (Myotis septentrionalis), Indiana bat (Myotis sodalis), small-footed myotis (Myotis leibii), big brown bat
(Eptesicus fuscus), evening bat (Nycticeius humeralis), eastern pipistrelle (Pipistrellus subflavus), red bat (Lasiurus borealis), hoary bat (Lasiurus cinereus), silver-haired bat (Lasionycteris noctivagans), and Rafinesque's big-eared bat (Corynorhinus rafinesquii).
Using echolocation, a big brown bat
can swoop down, capture a bug, and eat it-all in about 2 seconds.
Hibernation of the big brown bat
, Eptesicus fuscus, in buildings.
Professor of Life Sciences at Indiana State University, estimates in his article, "Food of the big brown bat
Eptesicus fuscus from maternity colonies in Indiana and Illinois," that a colony of 150 big brown bats
could eat enough cucumber beetles to equal "the potential destruction of 33,000,000 rootworms.
The distribution of the big brown bat
(Eptesicus fuscus) is widespread across North America (Hall, 1981).