Natural History & Ecology: Mature striped dolphins may range in length from 180 cm to 256 cm and 110 to 160 kg in weight. Average length at sexual maturity has been found to be 195 to 220 cm for both males and females of the species at an age of 9 to 10 years old.
Bog iron is a type of iron ore composed of mostly mineral goethite and other iron-bearing minerals with impurities like clay or plant debris. Bog iron used to be a very important ore of iron before better alternatives like banded iron formations were discovered.
Bogan. The term bogan is Australian and New Zealand slang, usually pejorative or self-deprecating, for an individual who is recognised to be from an unsophisticated background or someone whose speech, clothing, attitude and behaviour exemplifies a lack of manners and education.iktionary (0.00 / 0 votes) Rate this definition: bogan (Noun). A person perceived to be unsophisticated or of a lower class background. bogan (Noun). An Anglo-Celtic member of a lower socioeconomic group, stereotypically classified as wearing black jumpers or black concert T-shirts.