Litter size is one offspring, called a pup. In most bat species, females carry and give birth to a single pup per litter. They can have 1 baby pup a year. A female mates again immediately following the weaning of her pup. Each otter pup weighs approximately five ounces. Sopwith Baby and Pup and Home Defence B.E.2 fighters also carried rockets. After birth, the mother feeds only her own pup. Martin's paintings often included a cute and friendly pup (or even several). The female bears a single pup, or sometimes twins. Vegas is a caramel colored pup with a red collar. He appeared in "Tail of the Pup". Further investigations revealed that she was pregnant with a pup. The mother carries its dependent pup on its back. Polygamous males rarely provide parental care towards the pup. The cry of a pup is often compared to that of a seagull.