Bat

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Bat

  1. 1. Brazilian free-tailed bat Tadarida braziliensis Kelly Matheson LDA 50 - Section 2 April 30, 2010
  2. 2. Range Map Species Habitat The Brazilian free-tailed bat can live in 51 different kinds of habitats, thus making it a generalist species. The highest value habitat types include: - barrens - blue oak woodlands - blue oak-foothill pines - coastal oak woodlands - eucalyptus Management Status : none
  3. 3. Special Habitat Elements <ul><li>Essential (2) </li></ul><ul><li>Invertebrates </li></ul><ul><li>Flying insects </li></ul><ul><li>Secondary (4) </li></ul><ul><li>Cave </li></ul><ul><li>Cliff </li></ul><ul><li>Rock </li></ul><ul><li>Buildings </li></ul>
  4. 4. Life History - Requirements Feeding : Echolocation to hunt small insects; forages high above ground Cover : Requires caves, mine tunnels, crevices, or buildings for roosting and hibernation. May use separate night roost if foraging far from day roost Reproduction : Maternity colonies of females and young found in caves, crevices, and buildings
  5. 5. Life History - Activity Movement/Migration : a local migrator; individuals perform regular seasonal migrations of less than 160 km Daily Activity : nocturnal; active only during darkness Seasonal Activity : hibernates in winter
  6. 6. Other facts and pictures for the Brazilian free-tailed bat <ul><li>Colonies vary in size, but colonies comprising of over a million have been found outside of California. </li></ul>They are extremely fast for bats, flying at speeds of 25 mph As a species they are abundant, but colonies are easily wiped out from human disruption
  7. 7. <ul><li>Image references </li></ul><ul><li>http://teacher.scholastic.com/activities/explorations/bats/libraryarticle.asp?ItemID=230&SubjectID=110&categoryID=3 </li></ul><ul><li>http://www. iucnredlist .org/apps/ redlist /details/21314/0/ rangemap </li></ul><ul><li>http://bird.net.au/bird/index.php?title=Golden_Sun_Moth </li></ul><ul><li>http://www.4896kj.com/journeying/bat-cave-in-langkawi/2007/07/06 / </li></ul><ul><li>http://www.city-data.com/forum/city-vs-city/621205-top-10-sunbelt-cities-16.html </li></ul><ul><li>http://icb.oxfordjournals.org/content/vol48/issue1/cover. dtl </li></ul><ul><li>http://bathead.com/guidetbra.html </li></ul><ul><li>http://www.frogview.com/show4.php?file= 7111 </li></ul><ul><li>http://pixdaus.com/index.php?pageno=4&tag=bat&sort=tag </li></ul>

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