KEY Note Taking Guide Topic # 3037 Animal Behavior Alyson Wilsona Behavior is: The individual and group actions that take place in order for animals to live and function in their environment. Ethology is: The study of animal behavior Anthropomorphism is: Attributing human characteristics to animals It is important that what we record is what we: Observe objectively Valid comments/guesses include: ”the bull’s head is lowered” “the eyes are wide and open” “he appears to be pawing the ground’ “the bull’s territory has been invaded” “the bull is being threatened by someone or something” Animal Behaviors include: Nest Building (Sows) Mating Behavior Postpartum Behavior Environmental Comfort Social Behavior Nest Building 3days prior to Labor, sow spends majority of her time eating and sleeping. Sow will start nest building as labor gets closer. Sow will try to clean and dry an area and will chew on long grass or straw to provide bedding. Sow may change nest area more than once. Pawing Activities occur. Sow may resist human intervention regarding nest building. Time will vary with each sow, but all will utilize dry bedding. Mating Behavior Threat Displays (males) Bulls Arching of the neck Protrusion of eyeballs Erection of hair along their back Pawing the ground Turning of the shoulder toward the threatened animal Stallions Rearing on hind legs Laying back of ears Rams Vigorous stamping of forefoot Nudging Estrus Behavior Cows Increased excitability Licking Mounting other females Ewes Difficult to see unless with a ram If ram is present, will seek out his company and stay with him Sows Pressure on back causes her to stand Sow may become restless when enclosed Ears may be laid close to her head, turned up and backwards and held stiffly Postpartum Behavior Mares Mare will often lie exhausted for 20-30 minutes Mares do not eat afterbirth, but will groom foals Cows Cow will lick own urine discharge Cow will rest and then clean her calf Cow will usually eat the placenta Ewes and Does Ewes and Does eat entire afterbirth Recognition of ewe/lamb and doe/kid is very important Rejection may occur if young is taken away after birth and returned later Critical time period can be as little as 1 hour Management practices: Encouraging an orphaned lamb to be “adopted” Rubbing afterbirth on orphan Skinning a dead lamb of the foster ewe Sows Sows pay little attention to young until last one is born Sows will eat part or all of afterbirth unless removed Sows will call littler to suck using short repeated grunts Sow may emit barking grunts if disturbed by an intruder Sows rarely lick or groom young Sows may also crush their young with sudden movements Environmental Comfort Discomfort Behavior includes: Feather picking and cannibalism in poultry Tail biting and ear chewing in swine TOO Cold Huddle together/pile up TOO Hot Cattle and sheep seek shady areas Pigs seek wet areas to lie in Social Behavior Males fight unfamiliar males Cows, sows, and mares develop a pecking order and fight less intensely Ewes seldom fight Social order in cow herds is influenced by: age size horns (if any) experience strength Once social order is established in cow herds, it will remain the same for years Pigs develop a social order at birth Closely confined pigs have some difficulty establishing a social order Pecking order in chickens is found in feeding, nesting, and roosting.