Anatomy

Question 1

How is down commercially produced?
(three)

Answer 1

1. Plucked after death
2. Harvested/gathered during molt
3. Live plucked

Question 2

What is eiderdown?

Answer 2

From common eider duck- a large migratory sea duck.
Down harvested, mainly in iceland and canada

Question 3

What bird species like to swim? (EXAM)

Answer 3

Emus

Question 4

What is a breed of chicken that ahs feathers on their feet?

Answer 4

Brahama

Question 5

The different feathers on a bird are referred to as ______.

Answer 5

Plumage

Question 6

What are the four functions of feathers?

Answer 6

Protection
Insulation and water proofing
Sex differentiation
Flight

Question 7

What are the four functions of feathers?

Answer 7

Protection
Insulation and waterproofing
Sex differentiation
Flight

Question 8

Feathers on the head are referred to as the ______

Answer 8

Crest

Question 9

What is this called? ** add picture

Answer 9

beard

Question 10

What breed of bird has the longest incubation period?

Answer 10

Kiwi
Hatch with feathers and not down

Question 11

Feather Parts
What is the shaft?

Answer 11

down the middle of the feather

Question 12

Feather Parts
What are Barbs?

Answer 12

projections from the shaft

Question 13

Feather Parts
What are barbules?

Answer 13

projections from the barbs

Question 14

Feather Parts
What are barbicels/hocks?

Answer 14

hocks holding the barbules in place

Question 15

What is molting?

Answer 15

Regular loss of feathers
Typically done annually

Question 16

Mature Plumage from waterfowl:

Answer 16

Harvest down feathers for use in manufacturing down-filled products
20% of feathers on duck or goose are down feathers
6-8 geese to make a 100% down pillow
Goose is more resilient and durable than duck down

Question 17

Describe male plumage

Answer 17

Pointed hackle feathers on neck
Pointed sickle feathers in tail
Pointed saddle feathers over back

Question 18

Describe female plumage

Answer 18

Round-tipped hackle feathers on neck
No sickle feathers in tail
Round-tipped cushion feathers over back

Question 19

What is hen-feathering

Answer 19

When males have the plumage of females
Genetic condition- related to Sebright and Campine bantam breeds
Related to simple autosomal gene (Hf)

Question 20

Do chickens have sweat glands?

Answer 20

No sweat glands, they have oil glands (aka uropygial/preen gland)

Question 21

How do chickens get rid of excess heat?

Answer 21

Panting or spreading wings to let air in

Question 22

What affects the color of the skin?

Answer 22

The feed
Yellow corn turns skin yellow (xanthophyll)

Question 23

What are the 5 specialized structures?

Answer 23

Beak
Combs
Wattles
Ear Lobes
Scales

Question 24

What is the mutation in silkies that causes their skin and organs to be black?

Answer 24

Fibromelanosis