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Lab Exam Lab #11
Aves and Mammalia
| Question | Answer |
|---|---|
| What is unique about the Canada goose mouth? | It has serrations, but not teeth. |
| What are owl pellets? | Indigestible remains of prey items such as bones and fur; has been regurgitated. |
| Where is the sparrow nest usually placed? | Low in vegetation. |
| What is placed in the nest of an american robin? What is the purpose of it? | Mud is in the nest for insulation and support. |
| What is the most common species of hawks in our region throughout the year? | Red-tailed hawk. |
| What does the red-tailed hawk eat? | Rodents during daylight hours, often kill and eat snakes. |
| Where are mallard ducks found? Where are canvasback ducks found? | Mallard= duck ponds Canvasback= Coast |
| Bobwhite Quail= Where are they found and what do they sing? | Field and grasslands. Bob White. |
| What park of the wild turkey lacks feathers? What does it have instead? What does it eat? | The head lacks feathers but has wattles. Turkeys eat seeds and berries. |
| What type of sternum does a pigeon have and why? | Keeled- for attachment of flight muscles |
| Where are gray squirrels found? Omnivores/Herbivores/Carnivores? | In trees. Herbivores. |
| Where are fox squirrels found? What do they feed on? | Mountains and sand-hills. Feed on fruits and pine seeds. |
| Where are flying squirrel's nest located? What do they consist of? | In tree cavities. Contains shredded bark and grass. |
| What is the scientific name of a raccoon? | Procyon lotor |
| Are raccoons omnivores/herbivores/carnivores? What food do they prefer? What is the average lifespan? | Omnivorous. Prefer crayfish and crabs. 3 years. |
| Where are red fox found? What food do they prefer? How long do they mate for? | Open habitats. Prefer mice and small rabbits. They mate for life. |
| What is the only bear native to eastern North America? | American Black Bear |
| What % herbivours are black bears? | 95% |
| How much do black bears weigh? | 200-250 pounds |
| What do white-tailed deer have that can make them easily idenitifiable? How often do they shed them? What does the number of branches depend on? | They have bony antlers. These are shed annually (1 time) Depends on age and nutrition. |
| What do cows have that make them easily identifiable? What do their teeth look like? | Horns. Flat or spatulate teeth. |
| What type of eater is a pig? Omni/Herb/Carn? | Omnivore |
| What type of eater is a bat? What do their wing bones resemble? | Insectivore. Hands. |
| What is the scientific name of an eastern cottontail rabbit? | Sylvilagus floridanus |
| What are fenestrations? What type of teeth do they have? Are they rodents? | Open areas anterior to eyes (window-like) Long, sharp incisors on top and bottom No. |
| What do nine-banded armadillo burrow in? What do they feed on? | Prefer loose soil. Feed on insects. |
| What do beavers have between their teeth? | Diastema- between front and cheek teeth. |
| Is the foramina larger/smaller than nutria? | Smaller |
| What part of a log do beavers eat? | Eat bark and tissue beneath bark. |
| Is the postorbital process of a tree squirrel pointed or dull? | Pointed |
| What does the coyote resemble? What is different about what it resembles? How large are the palate bones? | Resembles dog. Forehead is flatter. 2 times as long as wide. |
| What does the striped skunk skull resemble? What do they lack that cat skulls have? How many cheek teeth do they have? Omni/herb/carn? What food do they love? | Resembles cat. Lacks paired bones. 4 cheek teeth. Omnivorous. Loves insects. |
| What is the sceintific name for a cat? | Felis domesticus. |
| Which cat teeth are the largest? What is special about the teeth? | Canines. Peg like teeth behind each canine tooth. |
| What is the shape of the cranium? | Round |
| Is the bobcat skull smaller/larger than a domestic cats? How many teeth do they have? Do they have peg teeth? | Larger. 28 teeth. Lack peg teeth. |
| How many cheek teeth does a raccoon have? Omni/Herb/Carn? Day or night creatures? | 6 cheek teeth. Omnivore. Nocturnal primarily. |