As the casein tempera, it is considered that some Pompeian wall. paintings were made with this particular technique, which in medieval. times translated into a glue made of lime and cheese which stands for the. modern equivalent of calcium caseinate glue.
APPLICABLE INTERNATIONAL LAW The Cormorant is protected under the 1916 Migratory Bird Treaty with Canada, indirectly under the Ramsar Convention, and the Migratory Bird Treaty Act of 1918 (MBTA). The cormorant receives no protection from the Convention of Migratory Species or CITES.hile the Ramsar Convention and the Migratory Bird Treaty with Canada remain possible avenues for international protection of the cormorant (see infra), it is the Migratory Bird Treaty Act of 1918 (MBTA) that is the primary instrument of international law concerning the migratory birds in North America.
This is BirdNote! [Call of the Brandtâs Cormorant; Song of the Northern Cardinal; Song of the Song Sparrow] You just heard the grunt of a cormorant, the whistle of a cardinal, and the song of a Song Sparrow. Nearly all birds produce sound through an organ unique to birds, the syrinx. [Song of cardinal] The syrinx is a set of muscles and membranes located where the two branches of the bronchial tubes converge to become the trachea. An adjacent air-sac helps build pressure in the syrinx.