Baseline thyroid function tests should be measured prior to starting lithium therapy to ensure that undetected hypothyroidism is not contributing to mood symptoms. Pertinent thyroid function tests include TSH and free T4 levels, as well as antiperoxidase and antithyroglobulin in the presence of an elevated TSH.
Answer Wiki. The reticulated python is the longest, while the anaconda is the heaviest. Actual maximum sizes are a bit harder due to unreliable reports. Anytime you see a report of an existing snake in excess of 35 feet, simply dismiss it as nonsense, unless there is incredible evidence.
1 This species was only discovered as recently as 2008. 2  The snake with the longest fangs is the gaboon viper (Bitis gabonica), with fangs of up to 50 millimetres in length.  The black mamba (Dendroaspis polylepis) is considered to be one of the fastest snakes in the world, reaching speeds of up to 20 kilometres an hour.