--- title: Pigs: mud, snouts and brains — a lesson of Mova's school · trees and pragmatics description: «Pigs: mud, snouts and brains», a lesson of the biology course of Mova's primary school, sentence by sentence with dependency trees and pragmatics. It begins: People call a messy room a pigsty, but pigs are among the cleanest and cleverest animals on the farm. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/school/biology/) / Pigs: mud, snouts and brains # Pigs: mud, snouts and brains Lesson 210 of the biology course of Mova's primary school: 14 sentences, each with its syntax tree and pragmatics. The lessons are written for Mova, and their agreed trees are part of Mova corpus 0.4 (CC BY-SA 4.0). How Mova does on its tests: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/biology/210-pigs-mud-snouts-and-brains/). - [0](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/0/) — People call a messy room a pigsty, but pigs are among the cleanest and cleverest animals on the farm. - [1](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/1/) — A pig rolls in the mud for the same reason you put on sun cream and jump in a pool on a hot day: pigs can hardly sweat, so a coat of wet mud cools them down and stops their thin, pale skin from burning. - [2](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/2/) — Given space, pigs keep their toilet far away from where they sleep, and their strong, sensitive snout digs up roots and grubs like a living spade. - [3](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/3/) — Pigs learn names, solve puzzles and in one study even steered a joystick with their snouts to play a simple computer game. - [4](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/4/) — Pigs wallow in mud to keep cool, because they cannot sweat much, and the mud also protects their skin from sunburn. - [5](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/5/) — Pigs are clean when they have space: they keep their toilet area well away from their beds. - [6](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/6/) — A pig's snout is strong and very sensitive, used for rooting up roots and grubs, and pigs have been used to find truffles, a mushroom that grows underground. - [7](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/7/) — Pigs are omnivores, eaters of both plants and animals, that eat roots, fruit, grain, insects and more; in many places it is banned to feed them kitchen scraps with meat, to stop diseases spreading. - [8](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/8/) — Pigs are among the most intelligent farm animals: they solve puzzles, learn names, and in a study reported in 2021 pigs used a joystick with their snouts to play a simple computer game. - [9](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/9/) — A sow, a mother pig, can have a litter of a dozen piglets or more born together; each piglet picks a teat to suck milk from and keeps it, and piglets know their mother's voice. - [10](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/10/) — A frightened pig squeals very loudly to call for help, and close up a squeal was reported to be about as loud as a rock concert. - [11](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/11/) — Many pigs are pink, but many breeds are black, spotted, ginger or hairy, and their wild ancestor, the wild boar, is hairy and brown. - [12](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/12/) — Pale pigs can get sunburnt, because their skin is thin with little hair, so mud and shade protect them, a bit like sun cream and a hat protect us. - [14](https://md.mova.elamur.ai/free/en/corpora/school/biology/210-pigs-mud-snouts-and-brains/14/) — A pig often curls and wags its tail when happy, while a tail hanging straight down can mean it is unwell or stressed; pigs use more than twenty different grunts and squeals. - ← previous: [Cows: cud, milk, burps and the red cape myth](https://md.mova.elamur.ai/free/en/corpora/school/biology/209-cows-cud-milk-burps-and-the-red-cape-myth/) - next →: [Sheep and goats: wool, flocks, climbers and the tin-can myth](https://md.mova.elamur.ai/free/en/corpora/school/biology/211-sheep-and-goats-wool-flocks-climbers-and-the-tin-can-myth/) - ↑ back to [Biology](https://md.mova.elamur.ai/free/en/corpora/school/biology/)