Evolution of cetaceans decreasing. Other historical climate events can be correlated and matched with the genome history of the Yangtze River dolphin as well. This shows how global and local climate change can drastically affect a genome, leading to changes in fitness, survival, and evolution of a species. The European population of common dolphins ("Delphinus delphis") in the Mediterranean have differentiated into two types: eastern and western. According to a 2012 study, this seems to be due to a recent bottleneck as well, which drastically decreased the size of the eastern Mediterranean population. Also, the lack of population structure between the western and
Creature Features was written by Iris Byrd, then Iris Perkins, of Fort Scott, Kansas. "Creature Features" was also the name of a horror show which aired on Saturday nights in the South Bend Metro Area on WSJV-TV Channel 28, from 1968 till 1977. The show featured artwork of 4–6 monster heads on a blue background used during announcements, or another watercolor of a black castle on a long winding road in the moonlight. It was mentioned in letter from Joseph Meeks in issue #10 (March 1994) of "Scary Monsters". It also played as "Double Creature Feature" and featured the bug eyed monster