Presentation is loading. Please wait.

Presentation is loading. Please wait.

Marsupialia, Lagomorpha, and Insectivora

Similar presentations


Presentation on theme: "Marsupialia, Lagomorpha, and Insectivora"— Presentation transcript:

1 Marsupialia, Lagomorpha, and Insectivora
Marie Rhodes

2 Marsupials Typically has a pouch
Differs from placental mammals in reproductive traits Embryo is born at early stage of development (4-5 weeks)

3 A Marsupial Near You Virginia Opossum Nocturnal Solitary Omnivorous
Didelphis virginiana Nocturnal Solitary Omnivorous Adaptable Typically lives 2-4 years

4 Lagomorpha Resemble rodents Herbivores Four upper incisors
Males scrotum in front of penis Penis has no bone

5 Eastern Cottontail Sylvilagus floridanus
Females are bigger than males Can have up to seven litters a year Litters usually consist of three young

6 Appalachian Cottontail Sylvilagus obscurus
Found in dense conifer and deciduous forests at upper elevations Only cottontails known to feed heavily on conifer needles

7 Snowshoe Hare Lepus americanus
Found in variety of habitats Nocturnal Can have two to five litters per year Populations fluctuate radically over ten year cycles

8 American Pika Ochotona princeps
Males and females have same size individual territories Spend most of the day observing their surroundings Young are independent a mouth after birth

9 Insectivora Long pointed snouts Sharp teeth
Eyes are usually small to absent Small to medium sized

10 Shrews in PA Long-tailed Shrew (right) Sorex dispar
Smokey shrew (bottom right) Sorex fumeus Water Shrew (below) Sorex palustris

11 Shrews in PA Cinereus shrew (left) Sorex Cinereus
Northern short-tailed shrew (bottom Left) Blarina brevicauda Least shrew (below) Cryptotis parva

12 Hairy-tailed Mole Parascalops Breweri
Occur in a variety of habitats Prefers loose soils Eyes are very small Have no external ears

13 Star-nosed Mole Condylura cristata
22 fingerlike appendages surrounding its nostrils Used for object manipulation Good swimmers

14 Hedgehogs Spines are hollow Omnivorous Nocturnal
Five toes on front paws and 4 on back

15


Download ppt "Marsupialia, Lagomorpha, and Insectivora"

Similar presentations


Ads by Google