Roof rats are the worst rodent pest in the state of Florida and most abundant. The Norway rat (Rattus norvegicus) that is familiar to most people is rare in Florida. Roof rats consume and destroy stored animal and human food, attack fruit crops, and take up residence in attics, soffits, hollow walls, and out-buildings.
1 The sperm brings in another 23 chromosomes to complement the 23 held in the egg to get to a total of 46 chromosomes - what all of us normal people have.  We know from in vitro fertilization studies that the egg is only capable of being fertilized for about 24 hours after ovulation.
Once a sperm reaches (burrows into) the egg, you have fertilization, right there. Implantation is when the fertilized egg implants in the uterus. For this to happen the fertilized egg has to travel down the fallopian tube, into the uterus and then implant. This process cant take 6 - 12 days.sker's rating. Report Abuse. No implantation will not occur right away. It can take a few days for the embryo to implant after the sperm fertilizes the egg. The sperm and egg meet up in the fallopian tube and then travel down into the uterus for implantation. Implantation can take 6-12 days after ovulation.