Home > Species related by group to the Sei whale
Species that have a similar taxonomy to the Sei whale (Balaenoptera borealis)
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Antarctic minke whale (Balaenoptera bonaerensis)
The Antarctic minke whale (Balaenoptera bonaerensis) is one of the smallest and most abundant of the rorqual whales, the largest group of... More 10 Images 2 Videos -
Common minke whale (Balaenoptera acutorostrata)
The smallest of the rorqual whales, the common minke whale (Balaenoptera acutorostrata) is also the most abundant. The common minke whale is... More 19 Images 1 Video -
Fin whale (Balaenoptera physalus)
Fin whales are the fastest of all cetaceans, reaching speeds of 37 kilometres per hour and known to completely clear the water. This whale... More 32 Images 2 Videos -
Blue whale (Balaenoptera musculus)
The blue whale (Balaenoptera musculus) is the largest animal to have ever lived, being almost as big as a Boeing 737 and even larger than... More 52 Images 4 Videos -
Bryde’s whale (Balaenoptera edeni)
Pronounced “broo-dess”, the Bryde’s whale is named after Johan Bryde, who helped construct the first South African whaling factory in the... More 19 Images 1 Video -
Humpback whale (Megaptera novaeangliae)
The magnificent humpback whale (Megaptera novaeangliae) is renowned for its impressive leaping displays and for the mysterious 'singing' of... More 57 Images 15 Videos -
Atlantic humpbacked dolphin (Sousa teuszii)
The most distinctive feature of this rather elusive cetacean is its distinctive humped appearance when it breaks the ocean’s surface to... More 2 Images 0 videos -
Fraser’s dolphin (Lagenodelphis hosei)
This tropical dolphin was scientifically described in 1956 from an individual washed up on a beach in Borneo, but was not actually recorded... More 7 Images 0 videos -
Red-fronted gazelle (Eudorcas rufifrons)
Information on the red-fronted gazelle is currently being researched and written and will appear here shortly... More 4 Images 0 videos -
Taruca (Hippocamelus antisensis)
The taruca (Hippocamelus antisensis) is a medium-sized deer with a stocky body and a sandy grey coat, which provides excellent camouflage in... More 4 Images 0 videos -
Narrow-ridged finless porpoise (Neophocaena asiaeorientalis)
As its name suggests, the narrow-ridged finless porpoise (Neophocaena asiaorientalis) is a small marine mammal which lacks a dorsal fin... More 3 Images 0 videos -
North Atlantic right whale (Eubalaena glacialis)
The North Atlantic right whale is currently one of the rarest large whales in the world, having been drastically reduced to critically low... More 11 Images 4 Videos -
Southern bottlenose whale (Hyperoodon planifrons)
A rather odd-looking, robust whale, the southern bottlenose whale (Hyperoodon planifrons) is so-named for its short, tube-like... More 2 Images 0 videos -
Hector's dolphin (Cephalorhynchus hectori)
Hector's dolphin, one of the rarest and smallest of marine dolphins, has a short, stocky torpedo-shaped body, which becomes narrow towards... More 19 Images 3 Videos -
Southern right whale (Eubalaena australis)
Known as a right whale because during the height of whaling efforts, this was the ‘right’ whale to catch, as it is large, slow-moving and... More 32 Images 18 Videos -
Southern red muntjac (Muntiacus muntjak)
Information on the southern red muntjac (Muntiacus muntjak) is currently being researched and written and will appear here shortly... More 15 Images 2 Videos -
Beluga whale (Delphinapterus leucas)
The snow-white beluga whale (Delphinapterus leucas) is one of the most distinctive of all cetaceans (a group that includes dolphins, whales... More 39 Images 7 Videos -
Gray whale (Eschrichtius robustus)
A giant of the ocean, the gray whale is mottled dark to light grey in colour and is encrusted with patches of barnacles and whale lice. The... More 48 Images 12 Videos -
Heaviside’s dolphin (Cephalorhynchus heavisidii)
One of the most poorly known dolphins and also amongst the smallest, Heaviside’s dolphin has a blunt head, rounded, paddle-like flippers... More 11 Images 0 videos -
Irrawaddy dolphin (Orcaella brevirostris)
A particularly distinctive dolphin, the Irrawaddy has a rounded head with no beak and a flexible neck, causing visible creases behind the... More 10 Images 4 Videos -
Black muntjac (Muntiacus crinifrons)
A little-known, rare species of deer, the black muntjac (Muntiacus crinifrons) is found only in eastern China. The black muntjac has a dark... More 2 Images 0 videos -
Bharal (Pseudois nayaur)
Information on the bharal is currently being researched and written and will appear here shortly... More 16 Images 1 Video -
Beisa oryx (Oryx beisa)
Information on the beisa oryx is currently being researched and written and will appear here shortly... More 24 Images 0 videos -
Striped dolphin (Stenella coeruleoalba)
With the classic dolphin shape, the striped dolphin’s most remarkable feature is the distinctive pattern of blue and white stripes along the... More 14 Images 1 Video -
False killer whale (Pseudorca crassidens)
Despite its name, the false killer whale is not a close relative of the killer whale (Orcinus orca), and, in fact, any resemblance between... More 16 Images 0 videos -
Javan rusa (Rusa timorensis)
Information on the Javan deer is currently being researched and written and will appear here shortly... More 17 Images 0 videos -
Indo-Pacific finless porpoise (Neophocaena phocaenoides)
As its name suggests, the Indo-Pacific finless porpoise (Neophocaena phocaenoides) lacks a dorsal fin, and instead has a ridge that runs... More 6 Images 1 Video -
Pygmy killer whale (Feresa attenuata)
Contrary to its name, the little-known pygmy killer whale is actually a member of the dolphin family. Until 1952 the pygmy killer whale was... More 11 Images 1 Video -
Bushbuck (Tragelaphus scriptus)
Information on the bushbuck is currently being researched and written and will appear here shortly... More 41 Images 5 Videos -
Reindeer (Rangifer tarandus)
Information on the reindeer is currently being researched and written and will appear here shortly... More 53 Images 8 Videos
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