Results 151 to 160 of about 2,346 (206)

Widespread selection relaxation in aquatic mammals

open access: yes
Farina B   +4 more
europepmc   +1 more source

Hearing in Pinnipeds and Sirenians

2001
Pinnipeds and sirenians have not been subjects of as extensive investigation of hearing abilities and mechanisms as cetaceans have been. The studies performed on these animals did not reveal extreme hearing capabilities or echolocation. Nevertheless, their hearing system presents a great opportunity for understanding the various ways they have adapted ...
Alexander Ya. Supin   +2 more
exaly   +2 more sources

Human Interactions with Sirenians (Manatees and Dugongs)

Animal Welfare, 2017
There are three extant sirenian species of the Trichechidae family and one living Dugongidae family member. Given their close ties to coastal and often urbanized habitats, sirenians are exposed to many types of anthropogenic activities that result in challenges to their well-being, poor health, and even death.
Robert K Bonde
exaly   +2 more sources

The readaptation of Eocene sirenians to life in water

Historical Biology, 2000
Eocene sirenians and cetaceans simultaneously and independently evolved similar morphological adaptations to aquatic life. These included increased flexibility in the sacral region, reduction and loss of hind limbs, shortening of the neck, increased skeletal mass, and other modifications.
exaly   +2 more sources

Sirenians

2015
Thomas A. Jefferson   +2 more
exaly   +2 more sources

Sirenians

2001
T.J. O'Shea, J.A. Powell
exaly   +2 more sources

Sirenians and Other Marine Mammals

2015
Annalisa Berta   +2 more
exaly   +2 more sources

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