2. Las nutrias

The basal metabolic rate (BRM) of otters. Calculated by multiplying 70 by the otter's weight in kilograms raised to the power of 0.75.

The gestation period of otters, spanning approximately two months.

Anticoagulants are substances that prevent blood clotting. DDTs and PBC are examples of anticoagulants that can be harmful to otters.

The scientific name for the European otter.

Vitamin E is typically not supplemented in otter diets.

Otters need to consume a significant portion of their body weight daily to meet their energy needs.

The time it takes for an otter to submerge underwater and resurface. A TRC of over 2 seconds is considered healthy for an otter.

The European otter is NOT listed in Appendix I of CITES, which lists endangered species. It is listed in Appendix II.

The optimum humidity level in an otter enclosure should be between 10-20%.

Aspergilum is NOT a fungus. It is a type of mold.

Female otters usually weigh between 5 and 8 kilograms.

The significant evolutionary divergence of otters occurred approximately 30 million years ago.

M. Avium is NOT a bacterial species. It is typically a species of bacteria that can cause avian tuberculosis.

Giardia labial is a type of parasitic protozoa, not bacteria. Giardia can cause intestinal infections.

The Iberian otter is a member of the weasel family, Mustelidae.

Otter tails can have over 20 vertebrae, providing them with flexibility and strength.

The suborder Caniformia does NOT include otters. Otters belong to the suborder Pinnipedia.

Otters reach sexual maturity between 6 and 9 months of age.

Vibrissae are sensory hairs that help otters detect changes in water currents and detect prey.

Otters have 28 teeth, a specific number for their diet.

Otter pups raised on a bottle typically start swimming around 2 months of age.