my husband and i are introducing our two boars as we speak..i have a 4 months old and a 3 years old..ive done all the research but for first time owner and introductions i need help please..is this normal? they sniffed each other and chattered teeth for the first 3minutes then completley stopped chattering teeth..now theyre making a weeking noise( the ones that sorta sound like short quick fast squeeks..theyve been chasing each other and humping each other for about 40 minutes..now they chase and hump then stop and lay down..take a drink..chase and hump..stop and lay down..i noticed a tiny patch of guinea pig fur on the flor but noone is bleeding and noone is biting at the neck..they are in a neutral space with separate bowls..haystacks..and veggies..but on and off they are still mounting sqeeking loudly then laying down..is this normal or should i separate? please help asap thank you soo much everyone...ps right now they are just standing next to each other squeeking and what seems to be touching noses with no biting