Vampire moth butterfly (Calpe capucina or Calyptra ... Vampire ground finches will resort to feasting on the blood of other birds if conditions are particularly harsh. “Blood-feeding animals ...

“Instead, it preys on blood-engorged mosquitoes, indirectly getting a blood meal by eating their prey,” Insaurralde said. The spider has developed a special sense that allows it to detect ...

Take the aptly-named vampire moths (Calyptra thalictri ... will resort to feasting on the blood of other birds if conditions are particularly harsh. Meanwhile the leafhopper assassin bug (Zelus ...