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Amphibian malformations and decline Amphibian malformations and decline

Amphibian malformations and decline - PowerPoint Presentation

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Uploaded On 2016-03-16

Amphibian malformations and decline - PPT Presentation

Polymelia Some Malformations Amelia Ectromelia Anophthalmia Why are amphibians so susceptible to mutations What is causing the malformations North American Reporting Center ID: 257565

malformations amphibian declines decline amphibian malformations decline declines bufo care atelopus

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Presentation Transcript

Slide1

Amphibian malformations and declineSlide2

Polymelia

Some Malformations

AmeliaSlide3

Ectromelia

AnophthalmiaSlide4

Why are amphibians so susceptible to mutations?Slide5

What is causing the malformations?

Slide6

North American Reporting Center

for Amphibian Malformations

OhioSlide7

Amphibian declines

Bufo periglenes

Atelopus ebenoides marinkellei

Atelopus nahumaeSlide8

Declining Amphibian PopulationsSlide9

 

                                                                                                                                                                  

Hotspots of Amphibian Decline

Source: http://elib.cs.berkeley.edu/aw/index.html

In the U.S., declines are particularly serious in California,

the Rocky Mountains, the Southwest, and Puerto Rico.

Worldwide, decline "hot spots" also include Australia and Central America.Slide10

Bufo boreas

Bufo baxteriSlide11

Why care about amphibian declines/malformations?Slide12

Ecosystem structure and functionSlide13

Why else do we care?