Whoa there honey. Whoa. Whoa. Whoa.
You anus is none of the Commander's or the government's business. However, since you asked, it might be that you gonna lay an egg.
It common in birds and reptiles that they ooze some dark brown mucus out of they anus right before they lay egg. Now before we go on, can I ask, are you bird or reptile? Because that might explain a lot honeycake.
Even if you not, and I know this a special case, you should prepare basket and keep it under you anus at all times to keep the chick safe. Watch out, egg break easier than a southerner's rising mantis stance!
Here a diagram to help you understand: