Western Rivers Mantis 25. With its flexible reed system and hunt proven track-to-hunter success the Mantis call is a solid performer. The higher the volume is turned up the easier it is to bring in game. For the first time ever a prey call can be turned up to sound like a volume that is raised and maintained. The Mantis-25 is the smallest call in our entire catalog - but that is where it shines. You can put it to work right away to attract bobcats fox or coyotes. Specifications for Western Rivers Mantis 25 Predator Call: Manufacturer: Western Rivers Battery Type: AAA Species: Predator Battery Quantity: 4 Package Contents: Western Rivers Mantis 25 Predator Call Western Rivers WRC-GC25-PDT: Mantis 25