Assertion: bison's food | /r/HasProperty | scarce adaptations long horns
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text: In the wild, 15 years on average, but in captivity, it lives up to 25 years Diet Graze on sedges and grasses of the prairies; also feeds on flowering plants, leaves of woody plants, and lichens when staple food is scarce Adaptations Long horns (growing up to 2ft) for fending off predators and fighting with rivals Diseases and Parasites Brucellosis, malignant catarrhal fever, bovine vibriosis, bovine rhinotracheitis, and infections caused by Clostridium bacteria Number of offspring One calf Gestation Period 270-285 days