Eskel's not sure where that line of questioning is going but he considers it for a moment before answering.

"I mean, some stuff." He says. "Where monsters nest, what season there's likely to be offspring present. Do they lay eggs or not and all that. What monsters generate from raw Chaos, corrupted magic." He shrugs. "Why do you ask? Never got the talk in your impressionable youth?" He jokes, fairly sure Bull knows what he's doing in the bedroom. Or... wherever.