scent tracking

"Might be worth going anyway, if you take Krypto here with you." She leaned down and planted a kiss on top of Mouse's head. My dog gets more play than me, sheesh. "Maybe Grey Cloak the theoretical Malvora left a good scent behind."
"Worth a shot, I guess," I said. "But I'm pretty sure he's going to be thorough enough to remove that, too."
"Who goes around removing their scent from places?" Murphy asked.
"Vampires. They can track that way, just like Mouse."


White Night Chapter 16, Page 159