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	<title>Template:Biological rules - Revision history</title>
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	<updated>2026-06-27T04:17:25Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.vigyanwiki.in/index.php?title=Template:Biological_rules&amp;diff=266562&amp;oldid=prev</id>
		<title>Indicwiki: 1 revision imported from :alpha:Template:Biological_rules</title>
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		<updated>2023-10-13T01:47:33Z</updated>

		<summary type="html">&lt;p&gt;1 revision imported from &lt;a href=&quot;https://alpha.indicwiki.in/index.php?title=Template:Biological_rules&quot; class=&quot;extiw&quot; title=&quot;alpha:Template:Biological rules&quot;&gt;alpha:Template:Biological_rules&lt;/a&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 07:17, 13 October 2023&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en-GB&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Indicwiki</name></author>
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	<entry>
		<id>https://www.vigyanwiki.in/index.php?title=Template:Biological_rules&amp;diff=266561&amp;oldid=prev</id>
		<title>alpha&gt;Indicwiki: Created page with &quot;{{navbox | name      = Biological rules | title     = Biological rules | listclass = vlist | image     = File:Bergmann's Rule.svg|160px|link=Bergmann's rule|alt=Bergmann...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.vigyanwiki.in/index.php?title=Template:Biological_rules&amp;diff=266561&amp;oldid=prev"/>
		<updated>2023-07-26T07:24:59Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{navbox | name      = Biological rules | title     = &lt;a href=&quot;/index.php?title=Biological_rules&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Biological rules (page does not exist)&quot;&gt;Biological rules&lt;/a&gt; | listclass = vlist | image     = File:Bergmann&amp;#039;s Rule.svg|160px|link=Bergmann&amp;#039;s rule|alt=Bergmann...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{navbox&lt;br /&gt;
| name      = Biological rules&lt;br /&gt;
| title     = [[Biological rules]]&lt;br /&gt;
| listclass = vlist&lt;br /&gt;
| image     = [[File:Bergmann's Rule.svg|160px|link=Bergmann's rule|alt=Bergmann's rule illustrated with a map and graph]]&lt;br /&gt;
&lt;br /&gt;
| group1    = Rules&lt;br /&gt;
| list1     = &lt;br /&gt;
* [[Allen's rule]] {{wrap|{{small|Shorter appendages in colder climates}}}}&lt;br /&gt;
* [[Bateson's rule]] {{wrap|{{small|Extra limbs mirror their neighbours}}}}&lt;br /&gt;
* [[Bergmann's rule]] {{wrap|{{small|Larger bodies in colder climates}}}}&lt;br /&gt;
* [[Cope's rule]] {{wrap|{{small|Bodies get larger over time}}}}&lt;br /&gt;
* [[Deep-sea gigantism]] {{wrap|{{small|Larger bodies in deep-sea animals}}}}&lt;br /&gt;
* [[Dollo's law of irreversibility|Dollo's law]] {{wrap|{{small|Loss of complex traits is irreversible}}}}&lt;br /&gt;
* [[Eichler's rule]] {{wrap|{{small|Parasites co-vary with their hosts}}}}&lt;br /&gt;
* [[Emery's rule]] {{wrap|{{small|Insect social parasites are often in same genus as their hosts}}}}&lt;br /&gt;
* [[Fahrenholz's rule]] {{wrap|{{small|Host and parasite phylogenies become congruent}}}}&lt;br /&gt;
* [[Foster's rule]] ([[Insular gigantism]], [[Insular dwarfism]]) {{wrap|{{small|Small species get larger, large species smaller, after colonizing islands}}}}&lt;br /&gt;
* [[Gause's law]] {{wrap|{{small|Complete competitors cannot coexist}}}}&lt;br /&gt;
* [[Gloger's rule]] {{wrap|{{small|Lighter coloration in colder, drier climates}}}}&lt;br /&gt;
* [[Haldane's rule]] {{wrap|{{small|Hybrid sexes that are absent, rare, or sterile, are heterogamic}}}}&lt;br /&gt;
* [[Harrison's rule]] {{wrap|{{small|Parasites co-vary in size with their hosts}}}}&lt;br /&gt;
* [[Kin selection|Hamilton's rule]] {{wrap|{{small|Genes increase in frequency when relatedness of recipient to actor times benefit to recipient exceeds reproductive cost to actor}}}}&lt;br /&gt;
* [[Kleiber's law]] {{wrap|{{small|An animals metabolic rate decreases with its size}}}}&lt;br /&gt;
* [[Willi Hennig|Hennig's progression rule]] {{wrap|{{small|In cladistics, the most primitive species are found in earliest, central, part of group's area}}}}&lt;br /&gt;
* [[Jarman–Bell principle]] {{wrap|{{small|The correlation between the size of an animal and its diet quality; larger animals can consume lower quality diet}}}}&lt;br /&gt;
* [[Jordan's rule]] {{wrap|{{small|Inverse relationship between water temperature and no. of fin rays, vertebrae}}}}&lt;br /&gt;
* [[Lack's principle]]  {{wrap|{{small|Birds lay only as many eggs as they can provide food for}}}}&lt;br /&gt;
* [[Rapoport's rule]] {{wrap|{{small|Latitudinal range increases with latitude}}}} &lt;br /&gt;
* [[Rensch's rule]] {{wrap|{{small|Sexual size dimorphism increases with size when males are larger, decreases with size when females are larger}}}}&lt;br /&gt;
* [[Rosa's rule]] {{wrap|{{small|Groups evolve from character variation in primitive species to a fixed character state in advanced ones}}}}&lt;br /&gt;
* [[Ivan Schmalhausen|Schmalhausen's law]] {{wrap|{{small|A population at limit of tolerance in one aspect is vulnerable to small differences in any other aspect}}}}&lt;br /&gt;
* [[Thorson's rule]] {{wrap|{{small|No. of eggs of benthic marine invertebrates decreases with latitude}}}}&lt;br /&gt;
* [[Leigh Van Valen|Van Valen's law]] {{wrap|{{small|Probability of extinction of a group is constant over time}}}}&lt;br /&gt;
* [[von Baer's laws (embryology)|von Baer's laws]] {{wrap|{{small|Embryos start from a common form and develop into increasingly specialised forms}}}}&lt;br /&gt;
* [[Samuel Wendell Williston|Williston's law]] {{wrap|{{small|Parts in an organism become reduced in number and specialized in function}}}}&lt;br /&gt;
| group2    = Related&lt;br /&gt;
| list2     =&lt;br /&gt;
* [[Countergradient variation]] {{small|Where genetics opposes environment as a factor}}&lt;br /&gt;
* [[Gigantothermy]] {{small|Large ectothermic animals more easily maintain constant body temperature}} &lt;br /&gt;
}}&amp;lt;noinclude&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Category:Biology navigational boxes]]&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>alpha&gt;Indicwiki</name></author>
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