At first, people thought that killer whales were responsible for its death as there was damage
on its pectoral fins and flukes made by orca -LSB-...]
«We discovered that male zebrafish have a very important set of structures
on their pectoral fins that they use for breeding and that these structures secrete a potent molecular inhibitor of a key signaling pathway to aid their cycles of regular replacement,» explains senior author Kenneth Poss of Duke University Medical Center.
Not exact matches
The
fins that were eventually installed
on the robot are a pair of flexible
pectoral fins made using PVC sheets.
Its
pectoral fins, directly behind its head
on either side, are enormous and resemble the wings of a butterfly.
Spiked structures
on male zebrafish
pectoral fins are important for mating but also produce a potent signaling inhibitor.
The flippers or
pectoral fins are mottled
on top and white below.
Fifteen years ago, in Baja, I watched fishermen unload huge (bigger than baths) tubs of massive
fins (mostly dorsal and
pectoral fins),
on a more recent trip, the
fins were not much bigger than my palm in a couple of buckets.