36.6 m.

While controversial, estimates for the weight of the sauropod Bruhathkayosaurus suggest it was around 110-170 tons, with the highest estimate being 240 tons, if scaled with Patagotitan, although actual fossil remains no longer exist, and that estimation is based on described dimensions in 1987. Similarly, the extinct whale Perucetus was initially estimated in 2023 to have a mass of