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Sexual dimorphism between male (top) and female (bottom) killer whales. Pectoral fins, dorsal fin, and flukes are larger in adult males. Orca pectoral fins are large and rounded, resembling paddles, with those of males significantly larger than those of females.
Often he logged differences between male and female killer whales rather than differences between species, said Michael Milstein, a spokesperson for NOAA. But his inquiry set the stage for more ...
Orcas or killer whales have a cosmopolitan distribution and several distinct populations or types have been documented or suggested. Three to five types of orcas may be distinct enough to be considered different races , [ 1 ] subspecies , or possibly even species [ 2 ] (see species problem ).
Post-menopausal killer whales protect their adult sons from fights, research shows. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800 ...
The killer whales employed a tail outward and tail-slapping defensive position against the bull sperm whale similar to that used by female sperm whales against attacking killer whales. [205] However, at some potential feeding sites, the killer whales may prevail over sperm whales even when outnumbered by the sperm whales.
The female killer whales involved in the fourth event had previously been sighted with Moctezuma. These findings, scientists noted, highlight the intelligence of these apex predators. Show comments
The false killer whale is an apex predator, inhabiting tropical and subtropical waters. [32] [33] Generally, the false killer whale targets a wide array of squid and fish of various sizes during daylight hours. [9] [34] They typically target large species of fish, such as mahi-mahi, wahoo and tuna.
While some female killer whales have been known to grieve the loss of their calves in ways similar to Tahlequah, the distance and time that she carried her newborn in 2018 made her an exception ...