. Lymphocytes retain the memory of infection and antigens and create unique antibodies to fight from the infection. Ticks, leeches, female mosquitoes, vampire bats, and an assortment of other organic creatures do eat the blood of other animals, but only bats are linked to vampires. This has no relation https://techonpage.com/story5347520/the-smart-trick-of-blood-castle-mu-online-that-nobody-is-discussing