Saliva used as glueswifts
The nests of swifts are put together and attached to surfaces with saliva.
PureBond technologyColumbia Forest Products
Wood glue that doesn't use formaldehyde
Resin protects damageconifer trees
Resin produced by conifer trees protects from mechanical or insect damage because it flows, then hardens to seal the wound site.
Mycosporines protect from UV light, desiccationmicrocolonial fungi
Microcolonial fungi are protected from UV light and desiccation via mycosporines.
Pigments provide strengthfungi
The hyphae of rock inhabiting fungi are strengthened and better able to grow in crevices due to melanin pigments.