It was a bit of a walk, and the mare had been looking back at the two with an even bigger smile while bounding along as they reached a small clearing.

Do you mean bouncing?

Pound’s eyes glanced between the tendrils wetly sliding into Pinkies tunnels and Pumpkin, looking at her rear with more and more urgency until his eyes opened wide.

Edit 3/25/2020:

He shuddered hard and let out the one most adorable squeaks that could have come right from a filly.

Edit 3/26/2020:

Why this creature was doing this, he didn’t know.