Pronunciation: [sˈiː θˈiːf] (IPA) 
The correct spelling of the word "Sea thief" is /si: θif/. The first syllable is pronounced as "see" with a long "e" sound, and the second syllable sounds like "thif" with a clear "th" consonant followed by a short "i" vowel. The word refers to a person or animal that steals from the sea, such as a pirate or a seal that steals fish. It is important to use the correct spelling in order to effectively communicate and avoid confusion.
Sea thief is a term commonly used to refer to a type of marine mammal known as the common dolphin (Delphinus delphis). This species is found in oceans and seas worldwide, primarily in warm and temperate waters. The nickname "sea thief" originates from its feeding behavior, as dolphins are often seen stealing fish from other marine animals such as sharks and fishing nets.
The common dolphin is characterized by its sleek and streamlined body, ranging in length from six to eight feet and weighing around 200 to 300 pounds. It has a dark gray back and white underside, with a prominent dorsal fin and a long, slender beak. Active and highly social, dolphins are renowned for their playful behaviors, acrobatic leaps, and synchronized swimming in pods.
As opportunistic predators, sea thieves primarily feed on fish species such as herring, mackerel, and anchovies, and they employ a variety of hunting techniques. They often swim in groups, known as pods, to corral fish into tighter schools for easier prey capture. Their intelligence and agility enable them to outmaneuver and snatch fish from other animals, hence the label "thief."
In addition to their notable feeding habits, common dolphins are known for their vocalizations, which consist of clicks, whistles, and other sounds used for communication and echolocation. They possess a streamlined body that allows for swift movements through the water, and they are also strong swimmers, capable of reaching speeds up to 20 miles per hour.
While the term "sea thief" may colloquially refer to common dolphins, it is important to note that these creatures are an integral part of the marine ecosystem, playing a significant role in maintaining the ecological balance of their habitats.
