Research on the ecology and biology of marine mammal populations is necessary to
understand ecosystem dynamics and to support conservation management. Emerging …

Sperm whales' reproductive strategies are centered around their extreme sexual
dimorphism, both in morphology and behavior. Females are much smaller than males and …

Body mass is a fundamental indicator of animal health closely linked to survival and
reproductive success. Systematic assessment of body mass for a large proportion of a …

Abstract Indo-Pacific humpback dolphins (IPHDs) who form resident populations along the
Chinese coastline are facing a wide range of anthropogenic disturbances including intense …

To understand the effects of anthropogenic disturbance on the nutritional health of animals,
it is important to measure and understand the morphometrics, allometrics, and body …

Analysis of cetacean blow offers a unique potential for non-invasive assessments of their
health. In recent years, the use of uncrewed aerial vehicles (UAVs) has revolutionized the …

Conducting marine mammal research can raise several important ethical issues. For
example, the continuation of whaling for commercial purposes despite the international …

Baleen whales are key consumers in marine ecosystems and can serve as ecosystem
sentinels. Body condition, defined as an individual's energy stores relative to its structural …

The St. Lawrence Estuary (SLE) belugas (Quebec, Canada) are an endangered population
whose numbers remain low despite ongoing conservation efforts. Multiple anthropogenic …

Common bottlenose dolphins (Tursiops truncatus truncatus) in the Indian River Lagoon
(IRL) have experienced four Unusual Mortality Events (UMEs). This stock is considered …