Editing Venom (section)

====Amphibians====
Some [[Salamandridae|salamanders]] can extrude sharp venom-tipped ribs.<ref>[http://www.askabiologist.org.uk/punbb/viewtopic.php?id=1494 Venomous Amphibians (Page 1) – Reptiles (Including Dinosaurs) and Amphibians – Ask a Biologist Q&A]. Askabiologist.org.uk. Retrieved on 2013-07-17.</ref><ref>{{Cite journal |last1=Nowak |first1=R. T. |last2=Brodie |first2=E. D. |title=Rib Penetration and Associated Antipredator Adaptations in the Salamander Pleurodeles waltl (Salamandridae) |journal=Copeia |volume=1978 |issue=3 |pages=424–429 |year=1978 |doi=10.2307/1443606 |jstor=1443606 }}</ref> Two frog species in Brazil have tiny spines around the crown of their skulls which, on impact, deliver venom into their targets.<ref>{{Cite journal |date=2015-08-17 |title=Venomous Frogs Use Heads as Weapons |journal=Current Biology |volume=25 |issue=16 |pages=2166–2170 |doi=10.1016/j.cub.2015.06.061 |issn=0960-9822 |last1=Jared |first1=Carlos |last2=Mailho-Fontana |first2=Pedro Luiz |last3=Antoniazzi|first3=Marta Maria |last4=Mendes |first4=Vanessa Aparecida |last5=Barbaro |first5=Katia Cristina |last6=Rodrigues |first6=Miguel Trefau t|last7=Brodie |first7=Edmund D. |display-authors=3 |pmid=26255851 |s2cid=13606620|doi-access=free |bibcode=2015CBio...25.2166J }}</ref>