Professor of Sherlockology and Advanced Snape Studies

It was while Neville was frantically scouring the Hogwarts Express looking for him that Trevor discovered the joys of junk food. He’d stowed away on the snack trolley and had nestled his way into an open bag of every-flavoured beans. He gulped down one that was deliciously mud-flavoured, another that tasted exactly like worms, and a third that tickled his tongue, warmed his tummy and made him feel particularly amorous.

 That one must have been strawberry.

 
The Topsy-Turvy Tales of Trevor the Toad
-Excerpt from Chapter 3: All Aboard the Hogwarts Express

Trevor splashed on his favorite cologne, Ew de Stinky Swamp, puffed out his chest and preened. Today he would be accompanying Neville to Hogwarts, a veritable hotbed of romance and passion - or so rampant rumors among the garden gnomes out back had led him to believe.