[1]
N. Kreitals, J.-M. Davies, D. W. . Phillips, and I. D. Phillips, “Overwintering observations of Northern Leopard Frog (Lithobates pipiens) activity under ice”, RandA, vol. 21, no. 2, pp. 60–65, Jun. 2014, doi: 10.17161/randa.v21i2.13989.