نتایج جستجو برای: venomous spine

تعداد نتایج: 53526  

Journal: :Papéis Avulsos de Zoologia 2021

The Siluriformes, popularly known as catfishes, are probably the vertebrate group with highest diversity of venomous animals, even though only approximately a hundred catfishes reported to date. Venomous might present delivery system apparatus, formed by an unbranched ray at leading edge pectoral and dorsal fins (spine), which can be stiffened pungent, while venom glands surface such spines and...

Journal: :Orthopedics 2012
Hannah C Jarvis Lauren M Matheny Thomas O Clanton

Stingrays are cartilaginous fish that are related to sharks. They are one of the largest groups of venomous marine animals. Stingrays account for 750 to 2000 injuries annually. They are generally passive, reclusive creatures that only sting in self-defense. Most injuries caused by these animals are nonfatal. A stingray possesses between 1 and 4 venomous stings, which are located along the cauda...

2014
Lynn L Rogers Susan A Mansfield Kathleen Hornby Stewart Hornby Terry D Debruyn Malvin Mize Rulon Clark Gordon M Burghardt

Bears are often considered ecological equivalents of large primates, but the latter often respond with fear, avoidance, and alarm calls to snakes, both venomous and non-venomous, there is sparse information on how bears respond to snakes. We videotaped or directly observed natural encounters between black bears (Ursus americanus) and snakes. Inside the range of venomous snakes in Arkansas and W...

Journal: :The Lancet 1857

Journal: :Science 1981
H W Greene R W McDiarmid

Field observations and experimental evidence refute previous objections to the coral snake mimicry hypothesis. Concordant color pattern variation spanning hundreds of miles and several presumed venomous models strongly suggests that several harmless or mildly venomous colubrid snakes are indeed mimics of highly venomous elapids.

Journal: :Toxicon : official journal of the International Society on Toxinology 2012
Molly A Phillips Jane M Waterman Pg Du Plessis Martin Smit Nigel C Bennett

Many mammalian species that interact with venomous snakes show resistances to venoms. The family Sciuridae has several North American members that harass venomous snakes and show proteolytic resistances in their sera. We examined sera collected from an African ground squirrel (Xerus inauris) against two sympatric venomous snakes (Bitis arietans and Naja annulifera) and found no support for prot...

Journal: :Medicina 2011

Journal: :Scientific American 1894

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