Yes, we know, the article is from 2015, but the discovery of not one but *two* species of venom-injecting frogs in Brazil (one with venom 25 times the potency of a pit viper) is still pretty scary. And ominous: the article concludes that "researchers think several more frogs could have evolved to be venomous". Best take-away from this news: do not pick up strange frogs! The full story can be read here:
https://www.sciencemag.org/news/2015/08/amid-agony-scientists-discover-world-s-first-venomous-frog