1 / 16

The Rodents

The Rodents. Order Rodentia. Teeth. Incisors Diastema Molars Malocclusion. Nocturnal. Whiskers. Porcupette 1/year. Prolific breeders Pests Food source. History. Vermin control $ Diseases Bubonic plague Typhus Hanta fever. Scientific research Food Fur trade items

june
Download Presentation

The Rodents

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. The Rodents Order Rodentia

  2. Teeth • Incisors • Diastema • Molars • Malocclusion

  3. Nocturnal Whiskers Porcupette 1/year Prolific breeders Pests Food source

  4. History • Vermin control $ • Diseases • Bubonic plague • Typhus • Hanta fever • Scientific research • Food • Fur trade items • Allegheny Wood Rat – • endangered species of rodent in PA

  5. and Muskrats S Partner species

  6. Mink (Mustelavison) • Mustelidae family • Semi-aquatic Hearing Sight Smell

  7. Predator - opportunistic feeder • Muskrats • Mice • Rabbits • Shrews • Fish • Frogs • Crayfish • Insects • Snakes • Waterfowl • Birds • Eggs • Domestic poultry

  8. Dens • Woodchuck tunnels • Hollow logs • Vacant muskrat lodges • Stone piles • Large tree roots • Near water • More than one entrance

  9. Young Delayed implantation 2-7 young 3 ½” long blind, hairless 2 weeks, furred 5 weeks eyes open 6-7 weeks forage & learn to hunt w/ mom

  10. Muskrats (Ondatrazibethica) • Musk • Rodent • #1 Furbearer in USA • Nicknames • Marsh hare • Musk beaver

  11. Body Characteristics • Rudder, propulsion, prop • Webbed hind feet • Forefeet agile, small, claws • Underfur and guard hairs for insulation • Weigh about 3 pounds • Excellent swimmers • Hold breath 15 minutes • Special lips

  12. Diet - herbivores • aquatic plants • legumes,’ • grasses, • grains, • garden crops • animal protein • crayfish • mussels • fish • frogs • carrion • muskrat carcasses

  13. Lodges Underwater entrance Rooms above water level Several rooms/tunnels Air vent central room 8-10 feet across 2-3 feet high Marshland channels Habitat change Keystone species

  14. Young • Large litters • Stable population • Up to 4 litters/year • Musk trails • 5-8 • Blind • Furless • Weaned & fully furred 1 month

  15. Predators • #1 Predator – Mink • Foxes • Great-horned owl • Hawks • Snapping turtles

More Related