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If symptoms do appear, they usually take 4–6 weeks from the time of infection. The first symptom of the disease may be a general feeling of illness . Within 12 hours of infection, an individual may complain of a tingling sensation or light rash , commonly referred to as " swimmer's itch ", due to irritation at the point of entrance.
The sperm whale or cachalot [a] (Physeter macrocephalus) is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the genus Kogia.
Should the schizomid not retreat, it will lunge forward and seize its victim with its palps. [15] The prey is then subdued, and possibly taken to the shelter of a nearby crevice to be eaten. [ 15 ] The chelicerae dismember the prey item before the tissues are liquified into chyme and ingested via suction with the mouth.
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Kogiidae is a family comprising at least two extant species of Cetacea, the pygmy (Kogia breviceps) and dwarf (K. sima) sperm whales.As their common names suggest, they somewhat resemble sperm whales, with squared heads and small lower jaws, but are much smaller, with much shorter skulls and more notable dorsal fins than sperm whales. [2]
The adult T. calyptocephalus is found in the gut of whales such as the sperm whale.It is normally present in the intestine, but can also occur in the bile duct. [3] The tapeworm can be almost 40 m (130 ft) in length with as many as 45,000 proglottids (segments). [4]
Articles relating to the sperm whale (Physeter macrocephalus, cachalot) and its closest relatives. It is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the ...
The sperm whale (Physeter macrocephalus) is the largest species of toothed whale, with adult bulls (males) growing to be about 15–18 m (49–59 ft) long, and weighing about 45–70 metric tons (44–69 long tons; 50–77 short tons). The two kogiid species are much smaller, around 2.5 to 3.5 m (8 ft 2 in to 11 ft 6 in) in length, and weighing ...