Skip to main content

Table 2 Ethogram used to score piglet behavior, grouped into feeding, locomotion, non-specific behaviors, pain-related behaviors, posture, and social cohesion (adapted from [2])

From: Efficacy of buprenorphine for management of surgical castration pain in piglets

Behaviors Description
Suckling Teat in mouth and suckling movements
Nosing udder Nose in contact with udder, up and down head movements
Playing Springing, bouncy movements with littermates
Agonistic Biting or fighting other littermates
Walking Moving forward at a normal pace
Running Trot or gallop
Awake inactive No special activity, but awake
Sleeping Lying down, eyes closed
Nosing Snout in contact with a substrate
Chewing Nibbling at littermates or substrates
Trembling Shivering, as with cold
Spasms Quick and involuntary contractions of the muscles
Scratching Rubbing the rump against the floor, pen walls, or littermates
Tail wagging Tail’s movements from side to side (or up and down)
Stiffness Lying with extended and tensed legs
Lying Body weight supported by side or belly
Sitting Body weight supported by hindquarters and front legs
Standing Body weight supported by four legs
Kneeling Body weight supported by front carpal joints and hind legs
Isolated Alone or with one littermate at most, distance of 40 cm separates the animal(s) from the closest group of littermates
Desynchronized Activity different from that of most littermates (at least 75%)