If your route includes segments operated by different carriers the free baggage allowance and excess baggage charges of the first operating carrier will apply throughout the route. (flyuia.com)
Some airlines, for example, do no allow newborns under two weeks to fly, while others charge excess baggage fees for cars seats and strollers. (verywellfamily.com)
An organism's genome contains a lot of excess baggage. (sciencemag.org)