they can lay down as long as they want but it takes more energy to lay down then to stand up. Don't get scared if they look dead or sick more than likely there just resting.
No, they don't.
mustangs sleep standing up and they lay down for about an hour as long as there is some protection if there is no protection they will not sleep.
because they strain there weight
Yes, horses do lay down to sleep, but it is less common for them to sleep in this position compared to standing up. Horses have a unique ability to sleep both standing up and laying down, and will choose their preferred position based on their level of comfort and sense of security in their environment.
this depends on what your definition is of a 'long time'. Horses must sleep laying down to get full REM sleep, but this only lasts for a few minutes. Some horses also like to lay on their sides in the sun to rest. However if a horse has been down for an hour or more, or is extremely still while laying down it would be best to check the horse and call a equine veterinarian.
Horses cannot swin and do not lay eggs.
You don't have to lay down after intercourse to get pregnant.
It is not good for a horse to lay down because people think that the circulation of the blood stops flowing through their legs, and they may lay down if they hurt something. From Horsense4u.com: Horses often lay down with no complications. They will lie on their side, then on the other side and often on their chest. Many will lay down to sleep. A relaxed horse will lay down and enjoy the warmth of the earth and from the sunshine
If it is not trimmed, a horses tail will reach down about 5 feet.
No. Because when they run, their back legs hit their tummy, and could squish the baby. yes but not after 3 weeks of pregnancy
Yes, horses can sleep standing up due to a "stay apparatus" in their legs that allows them to lock their joints to remain upright. They do lie down for deeper sleep, but can nap while standing to quickly rest.
There are several ways horses show boredom. One way is to chew on things. Another is to paw at the floor of their stall or pen. Again another is to chew on themselves. Curbing is another. Grinding the teeth is another.