LECTURE 14a - Scavengers

Question 1

Some animals are only part time scavengers in the winter this is called _________ ______. Give two examples of animals.

Answer 1

Facultative scavenging

Eagles and Gulls

Question 2

If an animal is only a scavenger in a particular season this is called. Give an example of an animal.

Answer 2

Seasonal scavenging

Ravens

Question 3

Full time scavengers are called ______ _______. Give an example of an animal.

Answer 3

Obligate scavengers

Turkey vultures

Question 4

Describe the Turkey Vultures adaptations for scavenging. (5)

Answer 4

• Featherless head
• Large Raptorial Bill with meat hook
• Refined sense of smell (enlarged nasal chamber + large olfactory bulb in the brain)
• Flight mode is gliding and soaring (low and slow to pick up scents)
• Communal roosting (transfer info)

Question 5

How do turkey vultures fly?

Answer 5

Dihedral V for teetering back and forth

Question 6

What fly is a obligate scavenger as larvae?

Answer 6

Blow Fly

Question 7

What are necrophagous’s?

Answer 7

Animals that eat dead things

Question 8

Describe the burying beetles process.

Answer 8

Sense carcasses with special antenna and then release pheromones to call another male beetle to bury it a lay eggs on it. (so no other animals can get it)