>>Yes they are both venomous and no the teeth are not used for toad popping but rather for delivering the venom.
>>
>>If you are interested in more info, download these research papers we've recently published (including hognose venom in the mix)
>>
>>http://www.venomdoc.com/downloads/2003_BGF_alpha-colubritoxin.pdf
>>http://www.venomdoc.com/downloads/2004_BGF_Assembling_an_Arsenal.pdf
>>http://www.venomdoc.com/downloads/2003_BGF_Colubroidea_RCMS.pdf
>>
>>This is not to say either of those species are likely to be capable of delivering a medically significant envenomation but they certainly can deliver enough venom to settle down a prey item (which is the whole point of having venom).
>>
>>Cheers
>>Bryan
>>-----
>>Dr. Bryan Grieg Fry
>>~~~~~~~~~~~~~~~~~~~~~~
>>Australian Venom Research Unit,
>>University of Melbourne
>>~~~~~~~~~~~~~~~~~~~~~~
>>Population and Evolutionary Genetics Unit,
>>Museum Victoria
>>~~~~~~~~~~~~~~~~~~~~~~
>>http://www.venomdoc.com
-----
...the oldest task in human history: to live on a piece of land without spoiling it."
Aldo Leopold (1938)

"Sometimes I think the surest sign that intelligent life exists elsewhere in the universe is that none of it has tried to contact us."
Calvin and Hobbes (Scientific Progress Goes 'Boink', 1991)

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