Exercise 8 Debeaking

Question 1

_ - also known as Beak Trimming
- controversial procedure (animal welfare concerns)
- purpose:
- minimizes or removes excess _ _
- prevent _ in stressful populations

Answer 1

Debeaking
- feather picking
- cannibalism

Question 2

Debeaking
- _ - chemical, hot, cold, laser, soldering, gas, electric and freeze drying
- how?
- removing or cutting _ 1/2 and _ 1/3 of beak
- age - day old chicks
- usually for _ chickens

Answer 2

• Methods
• top 1/2, bottom 1/3
• age 1-10 day old chicks
• layer chickens

Question 3

• _ beak - 1/2 to 2/3 for layers; 1/3 for meat chickens
• _ beak - 1/4 to 1/3 for layers; not at all for meat birds
• birds on an _ _ should be debeaked only if a problem with _ occurs
  
  • very important to debeak top and bottom beaks _

Answer 3

• top
• bottom
• open range; cannibalism
  
  • debeak equally

Question 4

_:
- formation of neuroma (cancer)
- chronic pain
- factors: temperature of birds, age of bird, cutting angle

Answer 4

Disadvantages

Question 5

• application of bits
• enrichment devices (wood, straw)
• anti-picking compounds (grease, pine tar)
• proper stocking density and light management
• selection of breeders
• litter material

Answer 5

Management of flock affected

Question 6

_ - removal of male comb with sharp scissors
- purpose:
- avoid _ and _ due to poor housing
- prevent trauma due to _ (game fowls)
- _ _ management

Answer 6

Dubbing
- avoid trauma and damage
- fighting
- frost bite management

Question 7

_ - done as early as possible - day 1; older birds require vet surgeon (law)
- _:
- apply cold compress on the aarea
- use sharp and sterile scissors
- healing time: _ _
- _: function of the comb and animal welfare

Answer 7

Dubbing
- Precaution
- healing time: 3 weeks
- Consider

Question 8

_ - also known as Castration
- _:
- produce _ and _ meat
- remove _ _ of rooster
- performed when chicken is between 6-20 weeks old (2-3 weeks of age)
- banned in the UK (animal welfare concerns)

Answer 8

Caponization
- Purpose
- produce tender and juicy meat
- remove aggressive behavior

Question 9

Caponization
_?
1. Secure bird on a clean work surface (make sure bird is fasted)
2. Fasten bird down at wings and at feet
3. Pluck out feathers between last 2 ribs of bird and make 1 inch cut between ribs
4. Insert rib spreader
5. Search for testicles and pluck it out

Answer 9

How?

Question 10

_
- testicle is just below the end of _ and close to _
- testicle is about the _ and _ of a corn kernel/large wheat kernel (yellow, white, black or gray in color)
- remove _ testicles from one side, otherwise you have to do the whole thing on the other side

Answer 10

Caponization
- below the end of kidney, close to backbone
- about the size and color
- remove both testicles from one side