Abstract: Embodiments of the present disclosure relate to communication assemblies for animal health sensors. A communication assembly according to the disclosure can include: a network transceiver mounted on a circuit board; an antenna electrically coupled to the circuit board; and a resinous material encapsulating the antenna and the network transceiver therein, wherein the antenna is configured to transmit signals from the network transceiver through the resinous material; and a casing encapsulating at least the network transceiver, the antenna, and the resinous material therein, wherein the casing includes a plastic or ceramic material.