Quiz me please!

[Dizzy socks]

I have a fairly important quiz soon And would really appreciate helpful HHO members asking me a few questions?
Can be pictures or whatever

Eta: all equine questions please

 

[Foxy O]

If you wanted to ride a 14.2hh horse over poles what distance appart should the poles be when going over in walk and then in trot?

 

[STRIKER]

How many ribs do horses have and which type of breed has less

 

[ruth83]

When is the official birthday of all UK racehorses?

What is a prophets thumbmark?

How many players on a horseball team?

Who was the first horse outside of racing to win £1M in prize money?

The 'Tolt' is a gait most commonly associated with which breed of horse?

 

[smokey]

What is 'lampas'?