Send the link below via email or IMCopy
Present to your audienceStart remote presentation
- Invited audience members will follow you as you navigate and present
- People invited to a presentation do not need a Prezi account
- This link expires 10 minutes after you close the presentation
- A maximum of 30 users can follow your presentation
- Learn more about this feature in our knowledge base article
Do you really want to delete this prezi?
Neither you, nor the coeditors you shared it with will be able to recover it again.
Make your likes visible on Facebook?
Connect your Facebook account to Prezi and let your likes appear on your timeline.
You can change this under Settings & Account at any time.
Common Barn Owl (Tyto alba)
Transcript of Common Barn Owl (Tyto alba)
Family: Tytonidae Habitat Found At Low Elevations
Open Habitats, Ex: Open fields, Grasslands, Marshes, Deserts
Require cavities for nesting, Ex: Hollow trees, Barn lofts, caves Ecosystem Roles Limit populations of mammals and bird species
Serve as food for predators
Host several parasites
Benefits to farmers
No negatives to humans Why Endangered? Conversion of pastures, grasslands and hayfields in to crop fields
Urban development is also a cause as well as the disappearance of large cavity trees
Old Buildings being taken down
Competition in predation with the Great-Horned Owl What Can We Do? Iowas Wildlife Diversity Program is funding 16 projects towards saving the barn owl
Conservation Reserve Program allows land to be idled
Nest Boxes are being provided for the nesting of the birds
To help, you can also report sightings of the birds to the DNR
Wildlife Diversity Program: (515) 432-2823 Where is this species found? Population Size in Iowa Estimates in Iowa is 3 to 5 pairs
Unknown exactly how many are in Iowa It is uncommonly found in the southern portion of the state
Seldom seen in the north Animal Diversity Web: Tyto alba: http://animaldiversity.ummz.umich.edu/accounts/Tyto_alba/
Iowa DNR Barn Owl Fact Sheet: http://www.iowadnr.gov/portals/idnr/uploads/education/Species/birds/pub_barnowl.pdf
Iowa Breeding Bird Atlas: http://books.google.com
Mother feeding: http://www.arkive.org/barn-owl/tyto-alba/image-A21838.html
Rotated head: http://www.fotonatura.org/galerias/fotos/251834/
Nest box: http://www.dnr.state.md.us/wildlife/Habitat/WildAcres/wabarnowlplan.html Works Cited: