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Beginning of the emergence of Mexican freetailed bats at Bracken
Cave in San Antonio, Texas.
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"We know now that typhoid, malaria, yellow fever, and many
sorts of dreadful maladies are borne about by the mosquitoes and
the fly. Without such virus carriers these deadly pests would
die out. And of all the creatures in the woods there is none that
does more noble work for man than the skimming, fur-clad Bat.
Perhaps he kills a thousand insects in a night. All of these are
possibly plague-bearers. Some of them are surely infected and
carry in their tiny baleful bodies the power to desolate a human
home. Yes! Every time a Bat scoops up a flying bug it deals a
telling blow at mankind's foes. There is no creature winged or
walking in the woods that should be better prized, protected,
blessed, than this, the harmless, beautiful, beneficent Bat."
Ernest Thompson Seton, Wild Animal Ways, 1923
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The
welfare of bats worldwide depends on education
The general populace, through misunderstanding and misinformation
remains unaware and unconvinced of the benefits these wondrous creatures
provide.
For example, in many parts of the world, flying foxes play a crucial
part in plant reproduction. They pollinate countless species of
plants as they fly from flower to flower drinking the nectar. They
spread seeds by their feeding habits, ingesting juice and expelling
solid matter, and by defecating in flight. Many plants rely solely
on bats for reseeding and maintaining rain forest diversity. In
fact, the reseeding of cleared rain forest land would be impossible
without the help of bats. Unfortunately, in spite of their importance
to a healthy environment, many countries (like Australia) still
allow, even encourage, farmers and hunters to kill vast numbers
of flying foxes.
Some species of flying foxes have demonstrated altruistic
behavior. An example of this unique behavior was observed in the
Pteropus rodricensis. A pregnant female having difficulty in giving
birth was assisted by a neighboring female who stayed with her throughout
the prolonged process that lasted 2.5 hours. The "helper"
licked and groomed the expectant mother and repeatedly "showed"
her the typical feet-down position for parturition. The "helper"
cradled the mother during labor and even helped take care of the
newborn pup. Till then, such obstetrical assistance had only been
observed in dolphins. Due to the recent decline in flying fox populations,
studies like the one in which this behavior was observed have almost
come to a halt.
For important information on what is happening to
bats around the world, please see our
BATS IN THE
NEWS page!
This page contains links and information regarding the
destruction of habitat and some species. We hope you will
join our crusade to put an end to this injustice.
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It is Bat CREW's objective to provide knowledge to as many people
as we can reach. Fortunately we are joined in this endeavor by many
other groups and organizations. The crusade is on, the weapon is
knowledge, and the truth is (out there) slowly being realized and
accepted.
In California, as the result of an increasing interest in having
bats as neighbors, studies conducted at the University of California
Cooperative Extension and University of California, Davis, are being
conducted to learn more about bats and their role in the ecosystem.
In response to some growers desire to increase the number of bats
foraging over their crops, Caltrans is installing bat houses under
many Central Valley freeway bridges and overpasses following the
example of the Texas State Department of Transportation.
The favorite hangout of the California Central Valley's largest
known bat colony is going to be rebuilt. An estimated 40,000 bats
roost on the underside of a 1950 redwood-beam bridge spanning the
confluence of the Cosumnes and Mokelumne Rivers In California. Sacramento
County will replace the structurally unsafe bridge in 2001, and
county officials are working with bat biologists and The Nature
Conservancy to provide six specially-constructed bat "condos"
including three on the Cosumnes River Preserve, designing the replacement
bridge to host 100,000 bats. Experts are confident that the bats
will return to the old site when the new structure is in place.
The Cosumnes colony is dominated by the Mexican freetail bat, Tadarida
brasiliensis.
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For information on problem bats or information on what to do if
you find a bat in your home or yard, please go to our Problem
Bats page.
For more information on how to attract bats to your home, please
visit our Bat House
page.
Literature Cited:
The Biology
of Bats, Gerhard Neuweiler, Oxford Press, 2000
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