Hibernation the summer months is aestivation. Often associated with low temperatures, the function of hibernation is to conserve energy when sufficient food is unavailable. To achieve this energy saving, an endothermic animal decreases its metabolic rate and thereby its body temperature. Hibernation may last days, weeks, or months depending on the species, ambient temperature, time of year, and the individual's body condition. Before entering hibernation, animals need to store enough energy to last through the duration of their dormant period, possibly as long as the entire winter. Larger species become hyperphagic, eating a large amount of food and storing the energy
The Summer of the Ubume The Summer of the Ubume The Summer of the Ubume (姑獲鳥の夏, "Ubume no natsu") is a Japanese novel by Natsuhiko Kyogoku. It is Kyogoku’s first novel, and the first entry in his Kyōgōkudō series about atheist onmyōji Akihiko "Kyōgōkudō" Chūzenji. It has been turned into a live-action feature film. "The Summer of the Ubume" is told from the perspective of freelance writer Tatsumi Sekiguchi, who is investigating rumors of a woman at the Kuonji Clinic who has remained pregnant for twenty months after the disappearance of her husband. He seeks advice and help from his close friend Akihiko Chuzenji, whom