- For good information on amphibians in Alaska look at /sites/default/files/Herp_Atlas-2004_sorted_for_printing.PDF
- Also look at Habitat Use of Amphibians in Southeast Alaska
- And also look at Toads and Frogs by Mary Willson
- For specific information about the toxin in newts look at Tetrodotoxin content of Rough-skinned Newts,
Taricha granulosa (Salamandridae), from their northern distribution range, British Columbia, Canada, and Southeast-Alaska, USA
