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1 day ago · The orcas in the study took 1.2 to 1.3 breaths per minute while resting and 1.5 to 1.8 breaths per minute while traveling or hunting. Most dives lasted less than a minute, though one adult male ...
1 day ago · The narwhal is an agile and medium-sized whale. Adult males are around 4.1 m (13 ft) long from nose to tail tip, and females average 3.5 m (11 ft); the overall body length of 3.0 to 5.5 m (9.8 to 18.0 ft) is suggested for both males and females.
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1 day ago · Genetics is the study of genes, genetic variation, and heredity in organisms. [1] [2] [3] It is an important branch in biology because heredity is vital to organisms' evolution. Gregor Mendel, a Moravian Augustinian friar working in the 19th century in Brno, was the first to study genetics scientifically. Mendel studied "trait inheritance ...
1 hour ago · Exploring these relationships further is likely to produce fruitful research that could help in minimizing the impacts of instream infrastructure on fish. As highlighted by Keep et al. ( 2021 ) and Lin et al. ( 2022 ), the influence of different sensory stimuli and the outcomes of multimodal integration will likely be taxon-specific.
1 day ago · Chelonia Ross and Macartney 1802. Turtles, or testudines, are reptiles of the order Testudines, characterized by a special shell developed mainly from their ribs. Modern turtles are divided into two major groups, the Pleurodira (side necked turtles) and Cryptodira (hidden necked turtles), which differ in the way the head retracts.
1 day ago · Populations of P. andrewsi may have evolved into Bagaceratops through anagenesis. Protoceratops were small ceratopsians, up to 2–2.5 m (6.6–8.2 ft) long and around 62–104 kg (137–229 lb) in body mass. While adults were largely quadrupedal, juveniles had the capacity to walk around bipedally if necessary.
1 day ago · Influenza, commonly known as " the flu " or just " flu ", is an infectious disease caused by influenza viruses. Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue. These symptoms begin one to four (typically two) days after exposure to the virus and last for about ...
