Keywords: Ateles, Ateles geoffroyi ssp. yucatanensis, Geoffroy's spider monkey, Mexico, Mexico. Endangered, Quintana Roo, Yucatan, Yucatán Spider monkey, affection, behave, behaving. display, behavior, behaviour, bond, bonding, brother, brotherly, displaying, ecology, embrace, embracing, forest, geoffroyi, groom, grooming, grooming, hanging, hug. hang, hugging, illustration, illustrations, image, images, jungle, look, looking, love, loving, male, male-male, mammal, mammals, monkey, monkeys, out, photo, photos, primate, primates, relationship, relationships, social, spider, tree, tropical, vegetation, wildlife, wildlife, yucatan spider monkey, yucatanensis