Swallowtail butterfly from the other butterfly families are: Swallowtail butterflies practice Batesian mimicry, a behavior in which the butterflies' appearance closely resemble that of distasteful species that prevents predation. Swallowtails differ from many animals that practice mimicry. The tiger swallowtail butterfly ("Papilio glaucus"), exhibits a female-limited polymorphism for Batesian mimicry and others, such as the Canadian tiger swallowtail ("Papilio canadensis") do not display any form of mimicry. Predators include the red-winged blackbird, Pennsylvania firefly, five-lined skink, green darner, goldenrod spider, Chinese mantis, fiery searcher, and striped skunk. Not all individuals in some species are identical in appearance. For example, "Papilio glaucus" (eastern
T-comma the correct keyboard (ro comma) since at least 2005, selecting this keyboard from the user interface (e.g. GNOME Keyboard Properties) has only recently been made possible. T-comma T-comma (majuscule: Ț, minuscule: ț) is a letter which is part of the Romanian alphabet, used to represent the Romanian language sound , the voiceless alveolar affricate (like "ts" in "bolts"). It is written as the letter T with a small comma below and it has both the lower-case (U+021B) and the upper-case variants (U+021A). The letter was proposed in the "Buda Lexicon", a book published in 1825, which included two texts by