in the framework of the collection and identification of agaric fungi of iran, three species of the genus lepiota, viz. lepiota brunneoincarnata, l. echinella and l. subincarnata are reported as new records for mycobiota of iran. two species, l. brunneoincarnata and l. subincarnata are deadly poisonous taxa. up to now, two species of amanita, a. phalloides and a. verna, and one from galerina, g...

Domesticated (farm) salmonid fishes display an increased willingness to accept risk while foraging, and achieve high growth rates not observed in nature. Theory predicts that elevated growth rates in domestic salmonids will result in greater risk-taking to access abundant food, but low survival in the presence of predators. In replicated whole-lake experiments, we observed that domestic trout (...

The representative toadstool Amanita muscaria plays an important role in maintaining forest ecosystems by forming mutualistic associations with a variety of trees. A is also known for the poisonous properties its hallucinogenic constituents, namely, ibotenic acid, muscimol, and muscarin. Serious cases poisoning humans may involve deliria, hallucinations, seizures, (rarely) death. typical sympto...