highly significantP < 0.0001
The differences in latency to lay between large and small focal worms paired with matched or unmatched partners were highly significant (GLM; focal worm category [small]: (β = 1.025 ± 0.210, χ 2 = 25.386, df = 1, P < 0.0001; partner’s size: [unmatched]: (β = 0.434 ± 0.192, χ 2 = 5.625, df = 1, P = 0.018).