In 2013, mysterious, giant, L-shaped burrows were discovered within 20-million-year old strata on the northeast coast of Taiwan. These peculiar burrows astonished a group of experienced ichnologists because no one has seen this trace fossil before!
Di Yu Yen Pan
After a 3-year investigation (with numerous fieldwork and lab), an international research team finally concluded that these burrows were homes of GIANT, AMBUSH, PREDATORY WORMS!!!
So if you have questions like
"What is trace fossil?"
"What does this trace fossil look like?"
"Who was the trace maker?"
" What kind of behaviour led to this weird morphology?"
Just watch the video and find out the answers!