Ask Sam: Trichomes, Bug Hair, Bug Tumors & Mollusk Shells
Ask Sam: that special time when scientists worldwide cringe as Sam & the team speculate wildly on a diverse range of topics before picking up the phone to call in the real experts.
This time, we've got another hirsute mystery: Are insect and plant hairs also made from the magical (seeming) protein called keratin? Also, do bugs get cancer? And which came first: the chachalaca (not a typo) or the turkey? And finally, why do ocean mollusks have tougher shells than their freshwater comrades?