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Urchin crab (Dorippe frascone) carrying a false fire urchin (Astropyga radiata). This crab carries an urchin on its back for protection from predators. Filmed in Lembeh Strait, North Sulawesi, Indonesia
Urchin crab (Dorippe frascone) carrying a false fire urchin (Astropyga radiata). This crab carries an urchin on its back for protection from predators. Filmed in Lembeh Strait, North Sulawesi, Indonesia
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Frog heart
Students conducting experiment on a frog's heart to study circulatory system.
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Arabian picasso triggerfish (Rhinecanthus assassi) fanning and guarding its transparent egg mass. Filmed in Abu Nuhas, Red Sea
Arabian picasso triggerfish (Rhinecanthus assassi) fanning and guarding its transparent egg mass. Filmed in Abu Nuhas, Red Sea
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Zebra lionfish (Dendrochirus zebra). This nocturnal fish is seen here in its commonly adopted daytime behaviour. Filmed in Lembeh Strait, North Sulawesi, Indonesia
Zebra lionfish (Dendrochirus zebra). This nocturnal fish is seen here in its commonly adopted daytime behaviour. Filmed in Lembeh Strait, North Sulawesi, Indonesia
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Chaffinch foot. Animated coloured scanning electron micrograph (SEM) of a chaffinch foot (Fringilla coelebs). This bird is a common species found in gardens and woodlands all over Europe
Chaffinch foot. Animated coloured scanning electron micrograph (SEM) of a chaffinch foot (Fringilla coelebs). This bird is a common species found in gardens and woodlands all over Europe
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Glass frog larvae (tadpoles) developing in their eggs, eight days after being laid.
Glass frogs (family Centrolenidae) inhabit moist tropical forests in Central and northern South America. They typically lay their eggs on a leaf above water, so that the tadpoles fall into the water as soon as they hatch. They take their...
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Close-up of two glass frog larvae (tadpoles) developing in their eggs, ten days after being laid.
Their hearts are seen beating beneath their skin, with the main blood vessel running towards its tail. Dark areas of pigment are also seen. Glass frogs (family Centrolenidae) inhabit moist tropical forests in Central and northern South...
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Close-up of a glass frog larva (tadpole) developing in its egg, eight days after being laid.
The glass frog is so named due to its translucent skin, through which internal organs can be seen. Its heart is seen beating beneath its skin, and blood cells are seen moving in the large vessel in its chest. Dark areas of pigment are...
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Arabian picasso triggerfish (Rhinecanthus assassi) fanning and guarding its transparent egg mass. Filmed in Abu Nuhas, Red Sea
Arabian picasso triggerfish (Rhinecanthus assassi) fanning and guarding its transparent egg mass. Filmed in Abu Nuhas, Red Sea
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Glass frog larvae (tadpoles) developing in their eggs, ten days after being laid.
Glass frogs (family Centrolenidae) inhabit moist tropical forests in Central and northern South America. They typically lay their eggs on a leaf above water, so that the tadpoles fall into the water as soon as they hatch. They take their...
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Glass frog larvae (tadpoles) developing in their eggs, sixteen days after being laid.
Glass frogs (family Centrolenidae) inhabit moist tropical forests in Central and northern South America. They typically lay their eggs on a leaf above water, so that the tadpoles fall into the water as soon as they hatch. They take their...
Getty Images
Arabian picasso triggerfish (Rhinecanthus assassi) fanning and guarding its transparent egg mass. Filmed in Abu Nuhas, Red Sea
Arabian picasso triggerfish (Rhinecanthus assassi) fanning and guarding its transparent egg mass. Filmed in Abu Nuhas, Red Sea
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Two glass frog larvae (tadpoles) developing in their eggs, five days after being laid.
Glass frogs (family Centrolenidae) inhabit moist tropical forests in Central and northern South America. They typically lay their eggs on a leaf above water, so that the tadpoles fall into the water as soon as they hatch. Filmed in the...
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Glass frog larvae (tadpoles) developing in their eggs, six days after being laid.
Glass frogs (family Centrolenidae) inhabit moist tropical forests in Central and northern South America. They typically lay their eggs on a leaf above water, so that the tadpoles fall into the water as soon as they hatch. Filmed in the...
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Close-up of a glass frog larva (tadpole) developing in its egg, seven days after being laid.
The glass frog is so named due to its translucent skin, through which internal organs can be seen. Its heart is seen beating beneath its skin, and blood cells are seen moving through the prominent vessels. Glass frogs lay their eggs on...
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Arabian picasso triggerfish (Rhinecanthus assassi) fanning and guarding its transparent egg mass. Filmed in Abu Nuhas, Red Sea
Arabian picasso triggerfish (Rhinecanthus assassi) fanning and guarding its transparent egg mass. Filmed in Abu Nuhas, Red Sea
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Caenorhabditis elegans (C.elegans) feeding on bacteria (E.coli OP50), visible in water film next to body. Olympus BH-2 40x S-Plan objective, 2.5x NFK photoeyepiece, no condenser. Sony PMW-EX3 FullHD video camera.
Caenorhabditis elegans (C.elegans) feeding on bacteria (E.coli OP50), visible in water film next to body. Olympus BH-2 40x S-Plan objective, 2.5x NFK photoeyepiece, no condenser. Sony PMW-EX3 FullHD video camera.
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Caenorhabditis elegans (C.elegans) with pin head for scale. T/L 1 frame per second. 55mm micro nikkor lens
Caenorhabditis elegans (C.elegans) with pin head for scale. T/L 1 frame per second. 55mm micro nikkor lens
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Caenorhabditis elegans (C.elegans) feeding on bacteria (E.coli OP50), visible in water film next to body. Olympus BH-2 40x S-Plan objective, 2.5x NFK photoeyepiece, no condenser. Sony PMW-EX3 FullHD video camera.
Caenorhabditis elegans (C.elegans) feeding on bacteria (E.coli OP50), visible in water film next to body. Olympus BH-2 40x S-Plan objective, 2.5x NFK photoeyepiece, no condenser. Sony PMW-EX3 FullHD video camera.
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Caenorhabditis elegans (C.elegans) feeding on bacteria (E.coli OP50), visible in water film next to body. Olympus BH-2 40x S-Plan objective, 2.5x NFK photoeyepiece, no condenser. Sony PMW-EX3 FullHD video camera.
Caenorhabditis elegans (C.elegans) feeding on bacteria (E.coli OP50), visible in water film next to body. Olympus BH-2 40x S-Plan objective, 2.5x NFK photoeyepiece, no condenser. Sony PMW-EX3 FullHD video camera.
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Moving across clear freshwater sample to view Spirochaeta bacteria moving around algal cells, Phase Contrast
Moving across clear freshwater sample to view Spirochaeta bacteria moving around algal cells, Phase Contrast
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A researcher with gloved hands uses a ruler to measure a dead rat.
A researcher with gloved hands uses a ruler to measure a dead rat.