This seems right to me, what's not working?

namespace Treehouse.CodeChallenges
{
    class Frog
    {
        public readonly int TongueLength;
        public readonly int ReactionTime;

        public Frog(int tongueLength, int reactionTime) 
        {
            TongueLength = tongueLength;
            ReactionTime = reactionTime;
        }

        public bool EatFly(int distanceToFly)
        {
            return TongueLength >= distanceToFly;
        }

        public bool EatFly(int distanceToFly, int flyReactionTime) 
        {
            return (TongueLength >= distanceToFly) || (ReactionTime <= flyReactionTime);  
        }
    }
}