Discover 8 animals that suck blood for survival

Certain animals, known as hematophagous creatures, rely on blood for survival due to its rich nutrient content. Examples include vampire bats, sea lampreys, oxpecker birds, and vampire moths. These creatures have evolved specialized traits like sharp teeth and anticoagulant saliva to efficiently extract blood. Adaptation to food scarcity and parasitic strategies also drive their blood-feeding behaviors.